Differences between USDM h22 head and type-S head?

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Aug 23, 2005 | 04:17 PM

bad-monkey

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From: Off THE 60, Between THE 605 and THE 57

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.

Aug 23, 2005 | 04:27 PM

BB6racer

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From: WA, USA

as far as i know, just the valve angle that was different. i don't hink honda did any pnp on any motors except for the type-r and nsx motors.

Aug 23, 2005 | 07:25 PM

AndyD

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From: MD, USA

Re: Differences between USDM h22 head and type-S head? (bad-monkey)

Yes, it is ported and polished.

Aug 24, 2005 | 05:08 AM

PirateMcFred

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From: Betonwüsten, USA

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.

Pirate

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