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This Engine block spacer plates was designed to reduce stresses on the liner flange, which could cause it to get cracked. The spacer plate is just a few thousands of an inch thinner than the liner flanges, this ensures the correct liner protrusion and guarantees proper head gasket sealing.


A new spacer plate should always be used when overhauling your engine, or whenever the cylinder head is removed. It is an inexpensive assurance that your engine will be sealed properly.


We have 2 sizes on the spacer plate the standard size is .338 thickness and has this part number 6I4421. The other spacer plate has the thickness of .335 and the part number is 1389381


Shipping is free and this part comes with a 2 year warranty policy.


Free shipping on all ground shipments within the Continental US

This product comes with a 2 year warranty policy

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