4g15 upgrade 4g91

mADmAN

Senior Member
Senior Member
Aug 5, 2004
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bcoz the design of the engine is different... not just the head.. but the block as well.

easiest way, find head gasket for both....compare them.
 
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vr2turbo

((( God Level 30,000 RPM )))
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May 11, 2010
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lagi mahal. hehe.
market price is plus minus RM5.5-6k for engine complete with gearbox. not including swap.
Engine like share market. Years ago I bought my 4G63T around 3K, a few years later engine kosong was going at RM800 only, then lately friend tell me is 6.5k......
 

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Dear frens ,
So after many people start to discuss about side gapping spark plug , here another method of screwing in spark plug so that the gap is facing the exhaust valve.
I quote : The ideal position of the plug is such that the gap is facing towards the valves, preferably the exhaust valve.
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