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Shim Kit – 1.250 Dia. PAC-KS93
Original price was: $116.56.$80.61Current price is: $80.61.
74 in stock
Description
Valve spring shims are critical for dialing in the correct seat pressure and load curve in high-revving engines. This PAC shim kit gives you four thickness options—0.015″, 0.020″, 0.030″, and 0.050″—so you can fine-tune spring preload without replacing expensive springs. Whether you’re building a naturally aspirated screamer or a forced-induction platform, having precision shim options on hand is essential for achieving the exact valve train geometry your engine demands.
- Valve spring shim
- Steel construction
- 1.250″ OD
- 0.575″ ID
- Four thickness options
- 0.015″ / 0.020″ / 0.030″ / 0.050″
- Kit format
- MPN: PAC-KS93











