Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Shop Piston Sets At Speedway Motors

Pistons keep your engine pumping out all the horsepower you built your engine to perform with. Without the right quality piston set, you are not getting everything you can out of your engine. Speedway Motors has the largest in-stock inventory of pistons with various bore and stroke sizes. Choose from a selection of hypereutectic pistons, flat top pistons, dome top pistons, and more available in quality cast aluminum or forged aluminum. No matter whether you are working on a budget, building a high-horsepower engine, or just want a strong, durable piston, Speedway Motors has the piston set you need in stock and ready to ship today!

"Cylinder Block Components, Piston Sets" Page 1 of 5

  • Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 3.75 Stroke, 3.248 Bore
    Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 3.75 Stroke, 3.248 Bore
    x
                

    Original Flathead pistons used four rings, were somewhat round, had questionable wrist pins and locks and were made of cast iron. These pressure-cast aluminum pistons share the four-ring design, but are cam ground and use modern steel wrist pins and real snap rings. They’re a great upgrade when rebuilding your 1939-1953 flathead Ford or Mercury V8 engine.

    The original bore size was 3.188", which makes these .060" oversize. Sold in sets of eight.

    • Original 4-ring design
    • Pressure cast aluminum construction provides great strength and durability
    • Precision cam ground
    • Modern steel wrist pins
    • Snap ring style retainer clips
  • Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 4.00 Stroke, 3.248 Bore
    Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 4.00 Stroke, 3.248 Bore
    x
                

    Original Flathead pistons used four rings, were somewhat round, had questionable wrist pins and locks and were made of cast iron. These pressure-cast aluminum pistons share the four-ring design, but are cam ground and use modern steel wrist pins and real snap rings. They’re a great upgrade when rebuilding your 1939-1953 flathead Ford or Mercury V8 engine.

    • Original 4-ring design
    • Pressure cast aluminum construction provides great strength and durability
    • Precision cam ground
    • Modern steel wrist pins
    • Snap ring style retainer clips

    The original bore size was 3.188", which makes these .060" oversize. Sold in sets of eight.

  • Flathead Ford Aluminum 3-Ring Pistons, 4.00 Stroke, 3.3125 Bore
    Flathead Ford Aluminum 3-Ring Pistons, 4.00 Stroke, 3.3125 Bore
    x
                

    These Flathead Ford 3 ring pistons are made of A332 aluminum and heat treated to a T-6 spec. They have a 5/64" first and second ring groove and the oil groove is 3/16". 

    Rings sold separately.
  • Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 3.75 Stroke, 3.313 Bore
    Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 3.75 Stroke, 3.313 Bore
    x
                

    Original Flathead pistons used four rings, were somewhat round, had questionable wrist pins and locks and were made of cast iron. These pressure-cast aluminum pistons share the four-ring design, but are cam ground and use modern steel wrist pins and real snap rings. They’re a great upgrade when rebuilding your 1939-1953 flathead Ford or Mercury V8 engine.

    • Original 4-ring design
    • Pressure cast aluminum construction provides great strength and durability
    • Precision cam ground
    • Modern steel wrist pins
    • Snap ring style retainer clips

    The original bore size was 3.188", which makes these .125" oversize. Sold in sets of eight.

  • Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 4.00 Stroke, 3.313 Bore
    Offenhauser 1939-53 Flathead Ford 4-Ring Pistons, 4.00 Stroke, 3.313 Bore
    x
                

    Original Flathead pistons used four rings, were somewhat round, had questionable wrist pins and locks and were made of cast iron. These pressure-cast aluminum pistons share the four-ring design, but are cam ground and use modern steel wrist pins and real snap rings. They’re a great upgrade when rebuilding your 1939-1953 flathead Ford or Mercury V8 engine.

    • Original 4-ring design
    • Pressure cast aluminum construction provides great strength and durability
    • Precision cam ground
    • Modern steel wrist pins
    • Snap ring style retainer clips

    The original bore size was 3.188", which makes these .125" oversize. Sold in sets of eight.

  • Flathead Ford Aluminum 3-Ring Pistons, 4.00 Stroke, 3.375 Bore
    Flathead Ford Aluminum 3-Ring Pistons, 4.00 Stroke, 3.375 Bore
    x
                

    These flathead Ford 3-ring pistons are made of A332 aluminum and heat treated to a T-6 spec. They have a 5/64" first and second ring groove and the oil groove is 3/16". 

    Rings sold separately. 

  • Flathead Ford Aluminum 3-Ring Pistons, 3.75 Stroke, 3.3125 Bore
    Flathead Ford Aluminum 3-Ring Pistons, 3.75 Stroke, 3.3125 Bore
    x
                

    These flathead Ford 3-ring pistons are made of A332 aluminum and heat treated to a T-6 spec. They have a 5/64" first and second ring groove and the oil groove is 3/16". 

    Sets include wristpins and locks. Rings sold separately.

  • 1964-67 Cadillac 429 Piston Sets
    1964-67 Cadillac 429 Piston Sets
    x
                

    Replacement pistons for Cadillac 429 c.i. V8. Available in .030, .040 and .060 oversizes.

    • Cast from high silicon A-332 aluminum alloy
    • Machined on modern CNC machinery
    • Precision balanced & weight-matched sets
    • Balanced to within 8 grams from the lightest to the heaviest piston
  • 1958-62 Cadillac 365/390 Piston Sets
    1958-62 Cadillac 365/390 Piston Sets
    x
                

    Replacement pistons for early Cadillac V8. Available in .030, .040 and .060 oversizes.

    • Cast from high silicon A-332 aluminum alloy
    • Machined on modern CNC machinery
    • Precision balanced & weight-matched sets
    • Balanced to within 8 grams from the lightest to the heaviest piston
  • 1939-53 Flathead Ford V8 4-Ring Pistons, 3-3/4 Stroke, .060 Over
    1939-53 Flathead Ford V8 4-Ring Pistons, 3-3/4 Stroke, .060 Over
    x
                

    Original flathead pistons used four rings, were somewhat round, had questionable wrist pins and locks and were made of cast iron. These pressure-cast aluminum pistons share the four-ring design, but are cam ground and use modern steel wrist pins and real snap rings. They’re a great upgrade when rebuilding your 1939-1953 flathead Ford or Mercury V8 engine.

    Sizing based on original 3.188" bore. Fits .060" overbore size and 3.75" stroke crank. Sold as a set of 8.

    • Original 4-ring design
    • Pressure cast aluminum construction provides great strength and durability
    • Precision cam ground
    • Modern steel wrist pins
    • Snap ring style retainer clips
  • 1939-53 Flathead Ford V8 4-Ring Pistons, 4 Inch Stroke, .060 Over
    1939-53 Flathead Ford V8 4-Ring Pistons, 4 Inch Stroke, .060 Over
    x
                

    Original flathead pistons used four rings, were somewhat round, had questionable wrist pins and locks and were made of cast iron. These pressure-cast aluminum pistons share the four-ring design, but are cam ground and use modern steel wrist pins and real snap rings. They’re a great upgrade when rebuilding your 1939-1953 flathead Ford or Mercury V8 engine.

    • Original 4-ring design
    • Pressure cast aluminum construction provides great strength and durability
    • Precision cam ground
    • Modern steel wrist pins
    • Snap ring style retainer clips

    Sizing based on original 3.188" bore. Fits .060" overbore size and 4" stroke crank. Sold as a set of 8.

  • KB Claimer Chevy 377/400 Hypereutectic Pistons, Flat Top, 5.7/5.565 Rod
    KB Claimer Chevy 377/400 Hypereutectic Pistons, Flat Top, 5.7/5.565 Rod
    x
                

    These Keith Black Claimer pistons (also known as economy pistons) feature coated skirts, wrist pin lockrings and T-5 hypereutectic construction. Can be used with either press fit or floating wrist pins (lockrings included).

    Set of 8 for Chevy 377 c.i. (4.125" bore x 3.48" stroke x 5.7" rod) and Chevy 400 c.i. (4.125" bore x 3.75" stroke x 5.565"). Does not include piston ring set. Use 5/64", 5/64", 3/16" piston rings (Ring Style A).

    KB Claimer Piston Chart (GIF)

    Ring Style Chart (GIF)

  • Garage Sale - Arias Speedmaster 350 Small Block Chevy Pistons
    Garage Sale
    Garage Sale - Arias Speedmaster 350 Small Block Chevy Pistons
    x
                

    These fit small block Chevy 350 engines using a standard crank & standard rods. They are +.030 bore and have a .225" dome.


     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

  • Mahle Ford 2.3 Powerpak Pistons, Flat Top, 5.7 Rod
    Mahle Ford 2.3 Powerpak Pistons, Flat Top, 5.7 Rod
    x
                

    The Mahle PowerPak pistons are a race proven lightweight forged design that are complete with rings, wrist pins and locks. They are also completely phosphate coated plus feature an anti-friction Grafel skirt coating.

    Ford Ford 2300cc (3.78" bore x 3.126" stroke). A 1.5mm, 1.5mm, 3.0mm file fit performance ring set is included. Uses .927" wrist pins.

    • Forged piston for performance applications
    • Fully-machined crown
    • Grafal anti-Friction coating on skirts
    • Phosphate-coated to reduce micro-welding and pin galling
    • Pin bores binished on CNC boring equipment
    • Deburred
    • High strength, light weight steel pins
    • Race proven round wire locks
    • Low drag ring pak
    • Lightweight slipper kirt forgings
  • Garage Sale - Flathead Ford Aluminum 3 Ring Piston
    Garage Sale
    Garage Sale - Flathead Ford Aluminum 3 Ring Piston
    x
                

    These Flathead Ford 3-ring pistons are made of A332 aluminum and heat treated to a T-6 spec. They have a 5/64" first and second ring groove and the oil groove is 3/16". 

    Rings sold separately.  

     

    This item is garage sale priced because it is missing two snap rings.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • KB Chevy 377/400 Hyperutectic Pistons, Flat Top, 5.7/5.565 Rod
    KB Chevy 377/400 Hyperutectic Pistons, Flat Top, 5.7/5.565 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    For Chevy 377 c.i. (4.125" bore x 3.48" stroke x 5.7" rod) and Chevy 400 c.i. (4.125" bore x 3.75" stroke x 5.565").

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    Ring Style Chart (GIF)

    474-172 Instructions (PDF)

  • KB Cadillac 500 Hypereutectic Flat Top Pistons
    KB Cadillac 500 Hypereutectic Flat Top Pistons
    x
                

    Stuff your Cadillac 500 with these high-strength Keith Black Series hypereutectic pistons for great performance and reliability.

    • Flat top
    • 13.1 C/R with 76cc head
    • 9.0 C/R with 120cc head
    • 6.75" Rod Length
  • KB Chevy 350 Hypereutectic Pistons, Dish, 5.7 Rod
    KB Chevy 350 Hypereutectic Pistons, Dish, 5.7 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    For S/B Chevy 350 c.i. (4.000" bore x 3.48" stroke).

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    Ring Style Chart (GIF)

    474-193 Instructions (PDF)

  • KB Chevy 350 Hypereutectic Pistons, .150 Dome, 6.0 Rod
    KB Chevy 350 Hypereutectic Pistons, .150 Dome, 6.0 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    For S/B Chevy 350 c.i. (4.000" bore x 3.48" stroke).

    Ring Style Chart (GIF)

    474-113 Instructions (PDF)

  • KB Claimer Chevy 383 Hypereutectic Pistons, Flat Top, 6.0 Rod
    KB Claimer Chevy 383 Hypereutectic Pistons, Flat Top, 6.0 Rod
    x
                

    These Keith Black Claimer Pistons (also known as economy pistons) feature coated skirts, wrist pin lockrings and T-5 hypereutectic construction. Can be used with either press fit or floating wrist pins (lockrings included).

    Set of 8 for Chevy 383 c.i. (4.000" bore x 3.75" stroke). Does not include piston ring set. Use Ring Style C.

    KB Claimer Piston Chart (GIF)

    Ring Style Chart (GIF)

  • Icon Chevy 350 Forged Pistons, .163 Dome, 5.7 Rod
    Icon Chevy 350 Forged Pistons, .163 Dome, 5.7 Rod
    x
                

    Formerly KB Forged Pistons. Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best value for your money. Exclusive V-rib adds strength without adding weight but allows maximum cooling. 

    For Chevy 350 c.i. (4.000" bore x 3.48" stroke). Use Style C rings (1/16", 1/16", 3/16").

    • High ductility 2618 alloy
    • Dual forced pin oiling on most applications
    • Lateral gas porting on higher compression ratios
    • Fully machined with deep valve pockets
    • Second land accumulator grooves
    • Top land mini groove technology
    • Diamond finished skirts
    • Triple wound spiral locks

    Ring Style Chart (GIF)

    474-727 Instructions (PDF)

  • KB Claimer Chevy 350 Hypereutectic Pistons, .150 Dome, 5.7 Rod
    KB Claimer Chevy 350 Hypereutectic Pistons, .150 Dome, 5.7 Rod
    x
                

    These Keith Black economy (also known as economy pistons) feature coated skirts, wrist pin lockrings and T-5 hypereutectic construction. Can be used with either press fit or floating wrist pins (lockrings included).

    Set of 8 for Chevy 350 c.i. (4.000" bore x 3.48" stroke). Does not include piston ring set. Use 5/64", 5/64", 3/16" piston rings (Ring Style A).

    KB Claimer Piston Chart (GIF)

    Ring Style Chart (GIF)

  • Garage Sale - KB Ford 347 Hypereutectic Pistons, Flat Top, 5.4 Rod
    Garage Sale
    Garage Sale - KB Ford 347 Hypereutectic Pistons, Flat Top, 5.4 Rod
    x
                

    Keith Black Hypereutectic pistons are T-6 heat treated and offer reduced scuffing and improved durability over stock replacement pistons. They also allow you to run tighter clearances because of reduced thermal expansion, which means more race winning power.

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs

    For Ford 347 c.i. (4.00" bore x 3.40" stroke). Use piston ring Style C(1/16", 1/16", 3/16").

    Ring Style Chart (GIF)

    474-246 Instructions (PD

  • Garage Sale - Hypermax Pistons - 383, .030 Oversize
    Garage Sale
    Garage Sale - Hypermax Pistons - 383, .030 Oversize
    x
                

    Hypermax Pistons - 383 - .150 Dome

    Style C Piston Rings

     

    These pistons are garage sale priced because one of them is cracked and they have been installed and returned. 

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS  

  • GARAGE SALE - KB FORGED 383 .163 DOME 6"
    Garage Sale
    GARAGE SALE - KB FORGED 383 .163 DOME 6"
    x
                

    Formerly KB Forged Pistons. Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best value for your money. Exclusive V-rib adds strength without adding weight but allows maximum cooling. 

    For Chevy 383 c.i. (4.000" bore x 3.75" stroke). Will work with Vortec cylinder heads. Use Style C rings (1/16", 1/16", 3/16").

    Ring Style Chart (GIF)

     
    This is Garage Sale priced because no wrist pin clips are included.
     
    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 
  • Icon Chevy 350 Forged Pistons, Dish, 5.7 Rod
    Icon Chevy 350 Forged Pistons, Dish, 5.7 Rod
    x
                

    Formerly KB Forged Pistons. Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best value for your money. Exclusive V-rib adds strength without adding weight but allows maximum cooling.

    For Chevy 350 c.i. (4.000" bore x 3.48" stroke). Use Style C rings (1/16", 1/16", 3/16").

    • High ductility 2618 alloy
    • Dual forced pin oiling on most applications
    • Lateral gas porting on higher compression ratios
    • Fully machined with deep valve pockets
    • Second land accumulator grooves
    • Top land mini groove technology
    • Diamond finished skirts
    • Triple wound spiral locks

    Ring Style Chart (GIF)

    474-726 Instructions (PDF)

  • 1957-58 Oldsmobile 371 Piston Sets
    1957-58 Oldsmobile 371 Piston Sets
    x
                

    Replacement pistons for '57-'58 Oldsmobile 371 c.i. V8. Available in .030, .040 or .060 oversizes.

    • Cast from high silicon A-332 aluminum alloy
    • Machined on modern CNC machinery
    • Precision balanced & weight-matched sets
    • Balanced to within 8 grams from the lightest to the heaviest piston
  • Garage Sale - Small Block Chevy Pistons And Rods, 350 Flat Top- 2 Valve Relief, 6.0 Inch Rods
    Garage Sale
    Garage Sale - Small Block Chevy Pistons And Rods, 350 Flat Top- 2 Valve Relief, 6.0 Inch Rods
    x
                Speedway introduces rotating assembly engine rebuild kits. Includes rods and pistons. 

     

    NOTE: Piston rings and bearings are not included and must be purchased separately.

    NOTE: These rotating assemblies may require additional charges for heavy metal.

    This set is garage sale priced because it only includes pistons 1-3-4-7-8 assembled to rods and includes 3 rods.  What you see is what you get. 

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS  

  • Garage Sale - Hypermax Pistons - 400
    From: $99.99
    Garage Sale
    Garage Sale - Hypermax Pistons - 400
    x
                

    Flat top Hypermax pistons for small block Chevy 400. These make use of style A piston rings and a 5.565" rod.

     

    Clearance!

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Icon Chevy 305 Forged Pistons, Flat Top, 5.7 Inch Rod
    Icon Chevy 305 Forged Pistons, Flat Top, 5.7 Inch Rod
    x
                

    Formerly KB Forged Pistons. Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best value for your money. Exclusive V-rib adds strength without adding weight but allows maximum cooling. 

    For Chevy 305 c.i. (3.736" bore x 3.48" stroke). Use Style E rings (1.5mm, 1.5mm, 3mm).

    • High ductility 2618 alloy
    • Dual forced pin oiling on most applications
    • Lateral gas porting on higher compression ratios
    • Fully machined with deep valve pockets
    • Second land accumulator grooves
    • Top land mini groove technology
    • Diamond finished skirts
    • Triple wound spiral locks

    Ring Style Chart (GIF)

    474-957 Instructions (PDF)

  • Garage Sale - 1959-60 Oldsmobile 394 Piston Sets
    Garage Sale
    Garage Sale - 1959-60 Oldsmobile 394 Piston Sets
    x
                

    Replacement pistons for '59-'60 Oldsmobile 394 c.i. V8. Available in .030, .040 or .060 oversizes.

    • Cast from high silicon A-332 aluminum alloy
    • Machined on modern CNC machinery
    • Precision balanced & weight-matched sets
    • Balanced to within 8 grams from the lightest to the heaviest piston
    Clearance!!
     
    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS    
  • KB Chevy 400 Hyperutectic Pistons, Flat Top, 6.0 Rod
    KB Chevy 400 Hyperutectic Pistons, Flat Top, 6.0 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    For Chevy 400 c.i. (4.125" bore x 3.75" stroke).

    Ring Style Chart (GIF)

    474-128 Instructions (PDF)

  • Garage Sale - KB Small Block Chevy 350 Hypereutectic Pisions, .030 Oversize, Flat Top
    Garage Sale
    Garage Sale - KB Small Block Chevy 350 Hypereutectic Pisions, .030 Oversize, Flat Top
    x
                Please view the product's page for more information
            
  • KB Chevy 377/400 Hypereutectic Pistons, .150 Dome, 5.7/5.565 Rod
    KB Chevy 377/400 Hypereutectic Pistons, .150 Dome, 5.7/5.565 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    For Chevy 377 c.i. (4.125" bore x 3.48" stroke x 5.7" rod) and Chevy 400 c.i. (4.125" bore x 3.75" stroke x 5.565").  . 

    Ring Style Chart (GIF)

    474-182 Instructions (PDF)

  • KB Chevy 400 Hyperutectic Pistons, .150 Dome, 6.0 Rod
    KB Chevy 400 Hyperutectic Pistons, .150 Dome, 6.0 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    For Chevy 400 c.i. (4.125" bore x 3.75" stroke).

    Ring Style Chart (GIF)

    474-129 Instructions (PDF)

  • Garage Sale - Arias Sprintmaster 350 Small Block Chevy Pistons
    Garage Sale
    Garage Sale - Arias Sprintmaster 350 Small Block Chevy Pistons
    x
                

    Off the shelf custom pistons for the small block Chevy.  

    • Light weight aluminum.
    • Left and right domed configuration
    • Radiused domes & valve reliefs
    • 13:1 based on 67cc heads
    • provision for angle milled heads
    • 2.50" Barstock wristpins with double spirolox
    • Wrist pin oilers
    • Hollow dome forgings where needed
    • .030 Oversized
    • Storke: 3.480"
    • Rod length: 6" 
    • CID: 355
    • Piston Weight: 469g

    This set of pistons is garage sale priced because they discontinued.

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

  • KB Chevy 400 Hyperutectic Pistons, .100 Dome, 5.7 Rod
    KB Chevy 400 Hyperutectic Pistons, .100 Dome, 5.7 Rod
    x
                

    Keith Black Hyperutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by.

    • 390 Hypereutectic alloy
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Lightweight wrist pins

    For Chevy 400 c.i. (4.125" bore x 3.75" stroke).

    Ring Style Chart (GIF)

    474-127 Instructions (PDF)

  • Garage Sale - 1963-66 Buick 425 Nailhead Pistons, .030 Oversized
    Garage Sale
    Garage Sale - 1963-66 Buick 425 Nailhead Pistons, .030 Oversized
    x
                

    Replacement cast aluminum 4.3125" bore piston set for '63-'66 Buick 425 Nailhead. 

    • Cast from high silicon A-332 aluminum alloy
    • Machined on modern CNC machinery
    • Precision balanced & weight-matched sets
    • Balanced to within 8 grams from the lightest to the heaviest piston
    These pistons are garage sale priced because they have been installed and returned.
     
    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 
  • Icon 2.3 Ford Pistons, Flat Top, 5.205 Rod
    $299.99
    $379.99
    Icon 2.3 Ford Pistons, Flat Top, 5.205 Rod
    x
                

    If you are running the 2.3 Ford, these Icon forged pistons are just the ticket! Super lightweight and forged from 2618 alloy, they are the most bang for the buck you'll find.

    Available in .030" and .040" oversizes (stock 3.78" bore x 3.126" stroke). Use ring Style C.

    • High ductility 2618 alloy
    • Dual forced pin oiling on most applications
    • Lateral gas porting on higher compression ratios
    • Fully machined with deep valve pockets
    • Second land accumulator grooves      
    • Top land mini groove technology
    • Diamond finished skirts
    • Triple wound spiral locks
    • Spacer rings included in short compression heights that intersect the wrist pin bore

    Ring Style Chart (GIF)

  • Garage Sale - KB Claimer Chevy 383 Hypereutectic Pistons, Flat Top, 6.0 Rod
    Garage Sale
    Garage Sale - KB Claimer Chevy 383 Hypereutectic Pistons, Flat Top, 6.0 Rod
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    These Keith Black Claimer Pistons (also known as economy pistons) feature coated skirts, and T-5 hypereutectic construction. Can be used with either press fit or floating wrist pins (lockrings included).

    Set of 8 for Chevy 383 c.i. (4.000" bore x 3.75" stroke). Does not include piston ring set. Use Ring Style C.

    KB Claimer Piston Chart (GIF)

    Ring Style Chart (GIF)

     

    This is garage sale priced because it is missing the wrist pin lock rings. 

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

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