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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.
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.
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.
Must be purchased along with one of our complete engine rotating assemblies (service not available separately). Machining labor includes balancing the entire rotating assembly (flexplate and balancer included with this kit) and side clearancing 8 connecting rods.
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.
Get premium components at a superior valuewith this forged rotating assembly, only from Speedway Motors! These stroker kitsinclude a forged crank, H-beam rods, hypereutectic pistons, rod bearings, and main bearings.
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.
This dual-purpose hardened steel tool serves a both a rotating tool and balancer retainer. It simply fits into the harmonic balancer on Small Block Chevys and provides a positive way of rotating the engine (in either direction) when setting valves, locating TDC or degreeing cam. It is permanently retained on the motor serving as a balancer washer/bolt assembly to retain the balancer/damper on the crank.
World Products has developed this package for the performance enthusiast who is faced with rebuilding a 454 cubic inch Chevrolet big block and would like to gain some serious displacement at virtually no extra cost! Just ad an intake, exhaust and ignition system and you're on your way to a 500+ horsepower engine combination with stump-pulling torque! It features a MERLIN III cast iron block, a digitally balanced rotating assembly consisting of a 4340 forged steel crank and H beam rods, forged aluminum pistons and high performance rings. The MERLIN ...
The Compstar Comet crankshafts from Callies are forged of 4340 steel and have had non-critical material removed to allow these cranks to weigh only 42 lbs. A light rotating assembly allows you to acclelrate faster off the corners.
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.
The Compstar Comet crankshafts from Callies are forged of 4340 steel and have had non-critical material removed to allow these cranks to weigh only 43 lbs. A light rotating assembly allows you to accelerate faster off the corners. Two piece rear main seal. 400 mains.