Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

93 d15b8, 2 or 4 valve reliefs per piston?

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Old Nov 5, 2006 | 04:38 PM
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Default 93 d15b8, 2 or 4 valve reliefs per piston?

93 d15b8, 2 or 4 valve reliefs per piston?

need to change the HG and was thinking about putting a spare d16 vtec head on it for fun
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Old Nov 9, 2006 | 09:28 PM
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anyone know
?
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Old Nov 10, 2006 | 12:03 AM
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4 reliefs... they run a 8.0 PM6 code piston. Same as the old HF motor. Not sure how it'll run with the lower compression on 4 valves.
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Old Nov 10, 2006 | 05:40 PM
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Default Re: (skunk_duece)

sweet, cause i'd much rather put the vtec head on than the poopy 8 valve
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Old Nov 11, 2006 | 05:07 PM
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Default Re: (Sketch_hs)

D15b8 has only 2 valves per cylinder. Good on gas, bad for performance. I like the rocker arms on it.
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Old Nov 12, 2006 | 04:26 PM
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Default Re: (lek9l)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by lek9l &raquo;</TD></TR><TR><TD CLASS="quote">D15b8 has only 2 valves per cylinder. Good on gas, bad for performance. I like the rocker arms on it.</TD></TR></TABLE>

we aren't talking about valves, we are talking about the valve reliefs on the pistons.

Some d15b8 motor have 2 per cylinder, some have 4. Obviously you can't to a minime on a 2 valve relief/cylinder motor
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