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Product Summary

348, 409, Aluminum, Polished

  • Fits 1958-1966 Chevrolet 348 or 409 "W-block" engines
  • Aluminum construction
  • Polished finish
  • Mounting holes of all Offenhauser valve covers are drilled standard and to factory specifications

Key Specs

MFG. Part #5042
BrandOffenhauser
Material TypeAluminum
FinishPolished

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Offenhauser 5042 Details

By Offenhauser. These rugged, cast aluminum Offy valve covers give classic good looks to lots of Hot Rod power plants! Fits 1958-1966 Chevrolet 348 or 409 "W-block" engines in both passenger cars and trucks.

The sides, ends and fins have all received the "polisher's touch".

NOTE:   The mounting holes of all Offenhauser valve covers are drilled standard and to factory specifications. Sometimes variations in the heads may require a slight enlarging of the holes.

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.

Offenhauser 5042 Specifications

KEY SPECS
MFG. Part #5042
BrandOffenhauser
Material TypeAluminum
FinishPolished
GENERAL
Sold in QuantityPair