the Tomei Inner Shim Kit has been developed for those wanting to maximise HP with the use of high lift camshafts.
The Inner Shim System does not require large and heavy shims unlike stock Outer Shim system. This signficant weight reduction in each valve and the optimized valve springs ensure even more proper valve timing along with hight lift camshafts.
|Valve Spring||Oval Core Wire / Variable Pitched|
|Retainer||Titanium W/special surface finish|
|Valve Lifter||Forged billet steel(outer dia.31mm,Inner shim System)|
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