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Arias Forged Flathead Ford Pistons, 4.00 Stroke

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Specs
Sold in Quantity:
Set
Piston Diameter:
-
Stroke:
4.000
Connecting Rod Length:
7.000
Piston Weight:
340
Piston Style:
Flat Top
Dome Height:
0.187
Piston Material:
Forged Aluminum
Garage Sale:
No
Arias Forged Flathead Ford Pistons, 4.00 Stroke
Arias Forged Flathead Ford Pistons, 4.00 Stroke

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Arias Forged Flathead Ford Pistons, 4.00 Stroke

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What's in the Box

If you are going to spend the time and money to build the flathead of your dreams, you just as well spring for Arias forged pistons. Arias forgings work great with nitrous and up to 10 psi on blown engines. They come as a set of eight and include wrist pins, locks and piston rings. They are a three ring design and work with the stock 7" rod length. Stock flathead bore size was 3.188"

Each piston set includes:

  • (8) Forged Aluminum Pistons
  • (8) Wrist Pins w/ Locks
  • (8) Cast Ring Sets

Specs

  • Piston Ring Design:  3-Ring
  • Piston Ring Dimensions:  3/32" x 3/32" x 5/32"

Item Details

Comp. Height - 1.436"

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1939-53 Flathead Ford V8 4-Ring Pistons, 4 Inch Stroke, .060 Over
                        

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.

1939-53 Flathead Ford V8 4-Ring Pistons, 4 Inch Stroke, .125 Over
                        

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 .125" overbore size and 4" stroke crank. Sold as a set of 8.

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Rings sold separately.
Flathead Ford Aluminum 3-Ring Pistons, 4.00 Stroke, 3.375 Bore
                        

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, 4.00 Stroke, 3.248 Bore
                        

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.

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

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.