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Old May 17th, 2021, 16:30   #7
skidje
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Last Online: Mar 8th, 2024 05:45
Join Date: Nov 2002
Location: Eindhoven
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If you are still working on the engine.

Increase the CR ie take 1mm away from the cil-heads.
Any came from A - D will giver a nice performance with better torque in larger rpm range.

Having said.. K+H if you can get hold of them are a nice upgrade.
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