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Product Summary

351W, Solid Flat Tappet Camshaft Type

  • Solid flat tappet cams offer superior performance and the very best value
  • Grinds are individually tried and tested
  • Cam compatible with 289/302 engines if ignition firing order is changed to 351W
  • RPM range 3500-7250
  • Must be used with a break-in oil additive (sold separately)

Key Specs

MFG. Part #91555012
BrandSpeedway Motors
Camshaft TypeSolid Flat Tappet

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Speedway Motors 91555012 Details

Our solid flat tappet cams offer superior performance and the very best value. These grinds are tried and tested! Cam can also be used in 289/302 engines if ignition firing order is changed to 351W: (1-3-7-2-6-5-4-8).

Must be used with a break-in oil additive (sold separately).

Item Details

Very Hot 351W Cam

Charts

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.

Speedway Motors 91555012 Specifications

KEY SPECS
MFG. Part #91555012
BrandSpeedway Motors
Camshaft TypeSolid Flat Tappet
GENERAL
RPM Range3500-7250
Intake Duration281
Exhaust Duration285
Intake Duration (.050" Lift)252
Exhaust Duration (.050" Lift)256
Intake Valve Lift w/ Rocker Arm Ratio0.578"
Exhaust Valve Lift w/ Rocker Arm Ratio0.589"
Lobe Separation106 °
Sold in QuantityEach