Stepped washer for use with aftermarket headers and intake manifolds. Stepped washers are sold in a set of 6.
These washers are designed for using more common 3/8" flanged manifolds (header or intake) along with the stock 1/2" intake manifold, so there is a 1/8" step in these washers to account for the different thickness manifolds.
If a stock washer is used with flanges of different thickness's there will not be an equal clamping force on each manifold.
Choose from aluminum (with washer) or hardened steel.
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