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Stock head flow specs

Started by vp_luke · 26 Feb 2008 · 4 replies

Preserved from CalaisTurbo. Original authors and dates are shown; archived members are not current Holdcom accounts.

vp_lukeArchived member

26-02-08, 11:47 GMT+10#1

After flow specs of a stock head! best yet a proper chart from a flow tested stock head (including valve lift measurement) - that is to say a SOCH rb30 head

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Jet R31Archived member

29-02-08, 16:31 GMT+10#2

160cfm at 28" i think

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MARMO.Archived member

29-02-08, 17:14 GMT+10#3

whats a good port job noramlly get? i remeber u recconmending someone to me agers ago darren but i forgot Some original photos have not been recovered yet.

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Jet R31Archived member

04-03-08, 19:43 GMT+10#4

I think kyle said 200-210cfm is a full port job/big valves etc, NZVLT was telling the valves only make around 3cfm difference from memory. Speak to kyle or maybe even pigsy about porting heads, think theyhave both got them developed as far as they go cheers darren

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vp_lukeArchived member

04-03-08, 20:48 GMT+10#5

on intake or exhaust side? with what valve lift?

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Stock head flow specs

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