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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.
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.
How about a 552 cubic inch monster motor for the street? This rotating assembly allows you to turn your 429 or 460 Ford Big Block into a stump pulling monster. Kit includes a new 4-1/2" stroke Scat cast steel crankshaft, new 6.7" Scat I-beam connecting rods, Keith Black Hypereutectic pistons, Clevite rod and main bearings and plasma moly rings. Pistons are available in .030 and .060 oversize which give you 545-552 cubic inches. 74cc heads yield 11.4-1 and 97cc is 9.8-1. As with any stroker kit, you will need to ...
Speedway introduces forged rotating assemblies, with an optional balance job. Includes new 2-pc rear main seal crank, rods and pistons. Cranks are new so they use standard size bearings.
These rotating assemblies are designed for street use and include Keith Black Hypereutectic pistons, Speedway 5140 I-beam rods and a Speedway Cast Steel crankshaft.Rings and bearings not included. Journals are standard size.Must use Clevite H-series bearings or equivalent.
New one piece rear main cast steel crank. Standard size journals. Hyperuetectic piston set and Speedway Super Stock rods. ARP rod bolts.
New one piece rear main cast steel crank. Standard size journals. Keith Black Hyperuetectic piston set and Speedway 4340 full floating H-beam rods. ARP bolts.
These rotating assemblies are designed for street use and include Keith Black forged pistons, Scat 4340 Pro-Comp I-beam rods and a Scat 4340 forged crankshaft.
Get premium components at a superior valuewith this forged rotating assembly, only from Speedway Motors! Theserotating assembliesinclude a forged crank, H-beam rods, hypereutectic pistons, rod bearings, and main bearings.
These 1939-1953 flathead rotating assemblies feature new Scat crankshafts, new Scat H-beam connecting rods with 2" journals, Ross forged three-ring pistons, rod bearings, and piston rings. The components are balanced and ready for you to assemble. Choose from the three combinations listed to the right. Main bearings sold separately.