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Railcarmover · 10-22-2019, 08:17 AM

The tolerance for timing deviation decreases with higher compression,the effects of spark knock increases as well.When buying a B distributor its important to check the lower advance plate and shaft for wear.

10-22-2019, 08:17 AM	#5
Railcarmover BANNED Join Date: Apr 2017 Location: Sacramento Posts: 1,262	Re: Hi compression head and stock ignition The tolerance for timing deviation decreases with higher compression,the effects of spark knock increases as well.When buying a B distributor its important to check the lower advance plate and shaft for wear.