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I’ve had luck retorquing the stud to get the leak to stop if you’re running them...Last edited by digger; 05-05-2024, 08:29 PM.
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no you cannot use stock pistons, that e30 zone wiki is wrong, you will need custom pistons with a different compression height ( height distance from pin centre to top of piston) to compensate for the...
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i dont see how it snake oil, they atleast state what it flows and there is nothing suggest it isnt what is stated in the ad...
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less likely to crack, but more coreshift so you can run in trouble porting to the max but this head in the OP isnt ported to the max. i would start with a bmw cast 885 for porting to the max. IIRC Rama...
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They don’t provide them because they don’t have a flow bench. I do know people/customers who have had them flowed by a 3rd party...
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I wouldn’t agree with that if you’re after a high end ported head neither would be considered to fit that category but the ppf while bare seems a better option than the BH touring.
The...Last edited by digger; 04-18-2024, 02:12 PM.
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roughly hp potential = 1.65 x cfm (for a 6 cyl based on 2.2hp per cfm for a v8)
so stock head taps out at 275bhp (220-230whp) and ported 355bhp (293 to 302whp) assuming 15-17.5% drivertrain....
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The as delivered AMC head flows like dogshit so that is a good improvement over that. However compared to a stock bmw cast 885 it is a very modest improvement on the inlet side given +1mm valves and seems...
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This is the head that TK did for mine but with a better valve shape than what they were when TK flowed it. i never really liked the valves i got from VAC that i supplied to Tony so i changed them out...
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