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#91510230
Premium Small Block Chevy Rotating Assembly, 350 Flat Top, 6 Inch Rods
- Will fit 350 Chevy small block
- 3.480" engine stroke
- Flat top piston style
$1,614.99
/kit
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$1,639.41
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Product Summary
350 mains Main Journal Style, 3.480" Engine Stroke
- Will fit 350 Chevy small block
- 3.480" engine stroke
- Flat top piston style
- Kit includes Speedway cast steel crankshaft, Speedway 4340 H-beam Connecting Rods w/ ARP bolts, Keith Black Signature Series Hypereutectic Pistons, and King HP Series Main & Rod Bearings
- Piston rings are sold separately
Comes as a Kit
View Kit Components
Key Specs
| MFG. Part # | 91510230 |
| Brand | Speedway Motors |
| Connecting Rod Type | H-Beam |
| Piston Style | Flat Top |
| Piston Material | Hypereutectic Aluminum |
Need To Know
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Return PolicySpeedway Motors 91510230 Details
Speedway Motors 91510230 Details
Speedway introduces premium rotating assembly engine rebuild kits, with an optional balance job. Includes new 2-pc rear main seal cast steel crank, rods, pistons rod & main bearings. Cranks are new so they use standard size bearings.
All balancing is done with our state-of-the-art Hines balancer by race mechanics with over 30 years of experience! A kit purchased with the optional balance job will ship in 24-48 hours.
NOTE: Piston rings are not included and must be purchased separately.
Item Details
Flat top, 605 g
C/R 58cc=10.9, 64cc=10.2, 76cc=8.9
Piston/Pin Weight: 605 g
Rod Length: 6.0", Ring Style: C
Kits include:
- Speedway Cast Steel Crankshaft
- Two-piece rear main
- 80-60-06 cast steel construction
- Fatigue-resistant with near forged steel endurance
- Standard size journals
- Speedway 4340 H-beam Connecting Rods w/ ARP bolts
- Full floating pin in silicon bronze bushing
- Precision bolt bushings to positively locate cap
- 6 " lengths
- 634 grams
- Weight matched set of 8 rods
- Keith Black Signature Series Hypereutectic Pistons
- T-5 heat treated aluminum construction
- Super stiff design for maximum ring seal
- 4.000 " bore pistons available in .030, .040, or .060 sizes
- 4.125 " bore pistons available in .030 or .040 sizes
- King HP Series Main and Rod Bearings
- 0.015 " thick top layer for superior macro particle embedability and conformability
- 40 Vickers hardness to resist overlay migration and extrusion
- 450°F heat threshold for superior protection against friction and overheating
- Mains are 3/4 grooved for improved oiling to the rod journals
- Bi-metal aluminum silicon alloy featuring fine micro-bore finish
Kits include:
- Speedway Cast Steel Crankshaft
- Two-piece rear main
- 80-60-06 cast steel construction
- Fatigue-resistant with near forged steel endurance
- Standard size journals
- Speedway 4340 H-beam Connecting Rods w/ ARP bolts
- Full floating pin in silicon bronze bushing
- Precision bolt bushings to positively locate cap
- 6 " lengths
- 634 grams
- Weight matched set of 8 rods
- Keith Black Signature Series Hypereutectic Pistons
- T-5 heat treated aluminum construction
- Super stiff design for maximum ring seal
- 4.000 " bore pistons available in .030, .040, or .060 sizes
- 4.125 " bore pistons available in .030 or .040 sizes
- King HP Series Main and Rod Bearings
- 0.015 " thick top layer for superior macro particle embedability and conformability
- 40 Vickers hardness to resist overlay migration and extrusion
- 450°F heat threshold for superior protection against friction and overheating
- Mains are 3/4 grooved for improved oiling to the rod journals
- Bi-metal aluminum silicon alloy featuring fine micro-bore finish
Speedway Motors 91510230 Specifications
Speedway Motors 91510230 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91510230 |
| Brand | Speedway Motors |
| Connecting Rod Type | H-Beam |
| Piston Style | Flat Top |
| Piston Material | Hypereutectic Aluminum |
| GENERAL | |
| Main Journal Style | 350 mains |
| Engine Stroke | 3.480" |
| Connecting Rod Length | 6.000" |
| Connecting Rod Material | Forged 4340 Steel |
| Connecting Rod Weight | 638 grams |
| Connecting Rod Bolt Diameter | 7/16" |
| Piston Weight | 460 grams |
| Piston Ring Style | C |
| Crankshaft Material | Cast Steel |
| Rear Main Seal Style | 2-piece |
| Wrist Pin Diameter | .9272" |
| Wrist Pin Weight | 145 grams |
| Main Journal Diameter | 2.448" |
| Rod Journal Diameter | 2.10" |
| Bearing Construction | Bi-metal |
| Bearing Undersize | Standard |
| Narrowed Bearing | Yes |
| Coated Bearing | No |
| Sold in Quantity | Kit |
Ratings & Reviews
Ratings & Reviews
Questions & Answers
Questions & Answers
3 Questions • 3 Answers
What rpm and hp will this take? Building a champ sprint motor.
by Dontknow
• 7 years ago
1 answer
View Answer
does the block need any work done for the 6.0 rod
by the last outlaw
• 9 years ago
1 answer
View Answer
What size rod bolts does this kit come with, 3/8 or 7/16?
by racer60m
• 13 years ago
1 answer
View Answer
3 of 3 questions shown
Fitment
Fitment
1973-1975 Chevy Bel Air
Gen 1 L48 Small Block Chevy
1972 Chevy Blazer
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
1973-1974 Chevy Blazer
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1973-1982 Chevy C10
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1983 Chevy C10
2-Piece Rear Main Chevy 350
1984 Chevy C10
Gen 1 L48 Small Block Chevy
1985 Chevy C10
2-Piece Rear Main Chevy 350
1972-1982 Chevy C10 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1983 Chevy C10 Suburban
2-Piece Rear Main Chevy 350
1984 Chevy C10 Suburban
Gen 1 L48 Small Block Chevy
1985 Chevy C10 Suburban
2-Piece Rear Main Chevy 350
1982-1987 Chevy C15
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1972-1982 Chevy C20
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1984 Chevy C20
Gen 1 L48 Small Block Chevy
1972-1982 Chevy C20 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1984 Chevy C20 Suburban
Gen 1 L82 Small Block Chevy
1972-1982 Chevy C30
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1984 Chevy C30
Gen 1 L46 Small Block Chevy
1983-1987 Chevy C35
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1973-1982 Chevy Camaro
Gen 1 L48 Small Block Chevy
1973-1982 Chevy Caprice
Gen 1 L48 Small Block Chevy
1983 Chevy Caprice
2-Piece Rear Main Chevy 350
1984 Chevy Caprice
Gen 1 L48 Small Block Chevy
1985 Chevy Caprice
2-Piece Rear Main Chevy 350
1973 Chevy Chevelle
Gen 1 L48 Small Block Chevy
1973-1974 Chevy Corvette
Gen 1 L48 Small Block Chevy
1980 Chevy Corvette
Gen 1 L48 Small Block Chevy
1984 Chevy Corvette
Gen 1 L83 Small Block Chevy
1985 Chevy Corvette
2-Piece Rear Main Chevy 350
1973-1977 Chevy El Camino
Gen 1 L48 Small Block Chevy
1978-1979 Chevy El Camino
2-Piece Rear Main Chevy 350
1983 Chevy El Camino
2-Piece Rear Main Chevy 350
1984 Chevy El Camino
Gen 1 L81 Small Block Chevy
1975-1982 Chevy G10
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1984 Chevy G10
Gen 1 L82 Small Block Chevy
1970 Chevy G10 Van
2-Piece Rear Main Chevy 350
1972-1974 Chevy G10 Van
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1975-1982 Chevy G20
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L82 Small Block Chevy
1972 Chevy G20 Van
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1973-1974 Chevy G20 Van
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L82 Small Block Chevy
1975-1982 Chevy G30
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
1970 Chevy G30 Van
2-Piece Rear Main Chevy 350
1972-1974 Chevy G30 Van
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
1973-1982 Chevy Impala
Gen 1 L48 Small Block Chevy
1983 Chevy Impala
2-Piece Rear Main Chevy 350
1985 Chevy Impala
2-Piece Rear Main Chevy 350
1972-1982 Chevy K10
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1972-1982 Chevy K10 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1972-1982 Chevy K20
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1972-1982 Chevy K20 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1972-1974 Chevy K30
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1977-1982 Chevy K30
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1970-1974 Chevy K5 Blazer
2-Piece Rear Main Chevy 350
1975-1982 Chevy K5 Blazer
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1983 Chevy K5 Blazer
2-Piece Rear Main Chevy 350
1984 Chevy K5 Blazer
Gen 1 L48 Small Block Chevy
1985 Chevy K5 Blazer
2-Piece Rear Main Chevy 350
1973-1975 Chevy Laguna
Gen 1 L48 Small Block Chevy
1976 Chevy Laguna
2-Piece Rear Main Chevy 350
1973-1982 Chevy Malibu
Gen 1 L48 Small Block Chevy
1970-1971 Chevy Monte Carlo
2-Piece Rear Main Chevy 350
1973-1975 Chevy Monte Carlo
2-Piece Rear Main Chevy 350
1976-1977 Chevy Monte Carlo
Gen 1 L48 Small Block Chevy
1982-1983 Chevy Monte Carlo
2-Piece Rear Main Chevy 350
1975 Chevy Monza
Gen 1 L48 Small Block Chevy
1973-1974 Chevy Nova
Gen 1 L48 Small Block Chevy
1975 Chevy Nova
2-Piece Rear Main Chevy 350
1976-1979 Chevy Nova
Gen 1 L48 Small Block Chevy
1975-1979 Chevy P30
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
1980-1983 Chevy P30
2-Piece Rear Main Chevy 350
1985 Chevy P30
2-Piece Rear Main Chevy 350
1970 Chevy P30 Van
2-Piece Rear Main Chevy 350
1972 Chevy P30 Van
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
1973-1974 Chevy P30 Van
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
1967 GMC C15/C1500 Suburban
2-Piece Rear Main Chevy 350
1980-1984 GMC C1500
2-Piece Rear Main Chevy 350
1980-1986 GMC C1500 Suburban
2-Piece Rear Main Chevy 350
1967-1972 GMC C25/C2500 Pickup
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1972 GMC C25/C2500 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1974 GMC C35/C3500 Pickup
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1978-1987 GMC Caballero
2-Piece Rear Main Chevy 350
1975-1978 GMC G15
2-Piece Rear Main Chevy 350
1967-1974 GMC G15/G1500 Van
2-Piece Rear Main Chevy 350
1979-1986 GMC G1500
2-Piece Rear Main Chevy 350
1975-1978 GMC G25
2-Piece Rear Main Chevy 350
1967-1974 GMC G25/G2500 Van
2-Piece Rear Main Chevy 350
1979-1986 GMC G2500
2-Piece Rear Main Chevy 350
1975-1978 GMC G35
2-Piece Rear Main Chevy 350
1967 GMC G35/G3500 Van
2-Piece Rear Main Chevy 350
1970-1974 GMC G35/G3500 Van
2-Piece Rear Main Chevy 350
1979-1986 GMC G3500
2-Piece Rear Main Chevy 350
1974-1977 GMC Jimmy
2-Piece Rear Main Chevy 350
1983-1984 GMC Jimmy
2-Piece Rear Main Chevy 350
1975-1978 GMC K15
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1975-1978 GMC K15 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1974 GMC K15/K1500 Pickup
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1974 GMC K15/K1500 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1979-1984 GMC K1500
2-Piece Rear Main Chevy 350
1979-1980 GMC K1500 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1975-1978 GMC K25
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1975-1978 GMC K25 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1974 GMC K25/K2500 Pickup
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1974 GMC K25/K2500 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1979-1984 GMC K2500
2-Piece Rear Main Chevy 350
1979-1986 GMC K2500 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1994-1999 GMC K2500 Suburban
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1967-1974 GMC K35/K3500 Pickup
Gen 1 L46 Small Block Chevy
Gen 1 L48 Small Block Chevy
Gen 1 L65 Small Block Chevy
Gen 1 L81 Small Block Chevy
Gen 1 L82 Small Block Chevy
1973-1977 GMC Sprint
Gen 1 LM1 Small Block Chevy
1967 GMC Suburban
Gen 1 L46 Small Block Chevy
1987-1991 GMC V1500 Suburban
350 Chevy Small Block V8
1987 GMC V2500
350 Chevy Small Block V8
1987-1991 GMC V2500 Suburban
350 Chevy Small Block V8
1987-1991 GMC V3500
350 Chevy Small Block V8