Product Summary

351W, 396, 3.850" Stroke, 2.311" Rod Journal Diameter

  • New high-tech 80-60-06 cast steel cranks offer superior fatigue resistance
  • 302 stroker yield 347 ci and fits early and late blocks
  • 351W stroker used with 351W rods and 302 pistons yields 396ci
  • Fits early and late motors

Key Specs

MFG. Part #91510351WF
BrandSpeedway Motors

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New high-tech 80-60-06 cast steel cranks offer superior fatigue resistance. These will hold up to the demands of circle track racing without breaking the budget. The 351W stroker used with 351W rods and 302 pistons, yields 396 cubic inches. Fits early and late motors.

This crankshaft is an externally balanced style crank and requires the use of a 28 oz. balancer.

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.


MFG. Part #91510351WF
BrandSpeedway Motors
Crankshaft MaterialCast Steel
Rod Journal Diameter2.311"
Sold in QuantityEach