Head gaskets can be used with up to 600 hp - intake gaskets is the 1205 style, Oil pan gasket can be used with either RH or LH dipsticks and includes both thin and thick seals, Valve cover gaskets are 5/16" rubberized cork suitable for racing, Fits '55 and newer 283-400 S/B Chevy using 2 piece rear main
Speedway 1970-81 Chevy 400 Complete Gasket Set Speedway Motors
Speedway 1970-81 Chevy 400 Complete Gasket Set
Sku # 91010260
Mfr. Part # 91010260
Condition
New
Brand
Speedway Motors
Sold
Set
Details
Info

Speedway Chevy gaskets are for 2-piece rear main blocks. Oil pan gasket can be used with either RH or LH dipsticks and includes both thin and thick seals. Valve cover gaskets are 5/16" rubberized cork suitable for racing.

  • Suitable for engines up to 600 h.p. 
  • Intake Gasket: 1205 style, 1.28" x 2.09"
  • Head gaskets can be used with up to 4.165" bore

Item Details

1970-81 w/ 4.125" Bore Without Steam Holes
Specs
Sold in Quantity
Each
Bore Size
4.125
MFG. Part #
91010260
Reviews

Good

Rated
Product Rating
by Dana on December 09, 2018

Summary: Good stuff

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Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.