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The Leopard The Leopard is offline
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Posts: 277
Join Date: Dec 2012
Car: E92
Default 01-20-2015, 01:48 PM

Originally Posted by cebrailbakan
Excellent question !

Any idea please

The car has the following steps, jb4 , full bolt ons, Rb, forged internals and vac cylinder head stage 1 and my trouble avg ign retard (9.1)
. Thanks in advance.
The benefit is not having to mix fuel, not running meth, cooler combustion, and perhaps more knock resistance. The built motor part won't matter here.

TS N54
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