Tag: Performance tuning

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Swap an Evo 9 Cylinder Head onto an Evo 8 Short Block

Swap an Evo 9 Cylinder Head onto an Evo 8 Short Block

Detailed guide on upgrading your 4G63 Evo 8 engine with the MIVEC Evo 9 cylinder head. Instructions for head removal, installation, fuel system upgrades and ECU tuning.