<VV> ngk spark plugs/compression ratio / Recommendations?
joel at joelsplace.com
Fri Mar 4 01:40:03 EST 2016
B is the thread, R is resistor, 7 is the heat range, H is the reach, S is a standard "super copper" electrode and 10 is a non-standard gap so those 2 plugs are the same except for the gap.
The lack of P in the prefix means it isn't an extended tip.
From: VirtualVairs [mailto:virtualvairs-bounces at corvair.org] On Behalf Of Matt Nall via VirtualVairs
Subject: Re: <VV> ngk spark plugs/compression ratio / Recommendations?
NGK #BR7HS ITEM # NGK1099, a cooler plug than recommended for 95/110 hp engines...
NGK 1098 BR7HS-10 Standard Plug
ITEM : # NGK1098
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