Mazworx SR20 86mm Billet Race Crankshaft
Price range: $2,499.00 through $2,649.00
The Mazworx SR20 86mm Billet Race Crankshaft is crafted from premium billet 4340 chromoly steel, featuring optimized stroke and rod design to support 2000+ horsepower Pro Drag engines. Enhanced with direct oiling holes and upgraded flywheel bolts, it delivers strength and durability for extreme high-boost racing applications.
Modern Production Capabilities.
Advanced Engineering & Race Tested.
Modern Production Capabilities.
Advanced Engineering & Race Tested.
The Mazworx SR20 86mm Billet Race Crankshaft is the premium choice driving our Pro Drag SR20 engines to produce over 2000 horsepower. Engineered specifically for high-performance drag racing, this crankshaft delivers exceptional strength and durability under extreme conditions.
Purpose-Built Design
The crankshaft maintains the factory 86mm stroke, optimizing rod ratio to minimize piston scuffing when running high boost pressures. This design also accommodates larger connecting rods, enhancing overall component strength and reliability.
Advanced Features
- Constructed from billet 4340 chromoly steel for superior toughness.
- Shot peened, heat treated, and nitrated surfaces improve fatigue resistance and longevity.
- Direct oiling holes to the connecting rod bearings ensure optimal lubrication at high RPMs.
- Upgraded 1/2-20 flywheel bolts compatible with Top Fuel L19 specifications for increased joint durability under vibration.
- 3/4-16 damper bolt size for secure crankshaft damper mounting.
- Maintains full weight to preserve engine balance and performance characteristics.
Designed to withstand the intense demands of competitive drag racing, the Mazworx SR20 Billet Race Crankshaft combines advanced engineering and premium materials to provide a reliable foundation for your high-horsepower SR20 engine build.
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