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VALVE ROCKER ARM PEDESTAL SHIM KIT
- Fits 302 and 351 pedestal style cylinder heads like Ford Performance M-6049-X306 and M-6049-X307
- Use with bolt-on roller rocker arms M-6564-A50, M-6564-B351, and -C351, to obtain correct lifter pre-load.
- Shim kit includes 16 thin and 16 thick shims, which can be used to reduce lifter pre-load by 0.030" (thin shim), 0.060" (thick shim), or 0.090" (thin plus thick shim).