Differences between USDM h22 head and type-S head?
#1
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Differences between USDM h22 head and type-S head?
Aside from the valvetrain?
aka, did honda do a factory PnP job on the type S head? any other differences?
thanks.
aka, did honda do a factory PnP job on the type S head? any other differences?
thanks.
#4
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Re: Differences between USDM h22 head and type-S head? (bad-monkey)
ITR sized TB, slightly larger diameter header tubing, different retainers and springs, different cams. Finer grain casting for smoother port surface finish.
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