U-Build cylinder head kit +2.8mm valves seats machined, guides installed and seats angles cut (model 38 21-23hp depending on availability)

$700.00

Kit includes

x2 stock untouched BARE model 38 cylinder heads . (condition is used but race able)

x4 stainless steel stock size valves

x4 bronze valve guides

x4 single springs with steel retainers (7500 rpm)

x4 pairs of locks

we machine the intake seat ID, install the guides, ream, cut the length and cut the seat angle. you do the rest!

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