
Part No. M-6513-ZX3E
Extreme duty valve train upgrade kit for use with high performance cams with more lift and duration than stock. Allows for higher valve lift and better valve stability at high rpm levels. These are an upgrade for the valve spring and retainer package used in M-6049-ZX3P CNC ported, big valve cylinder head.
- Set of 16 new valve springs and retainers
- Allows up to 0.450" lift
- No machine work is required for installation
Retail Price: $225




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