Supertech Single Valve Springs Kit Miata B6 157 lbs
â€‹Supertech valve springs are computer designed to ensure smooth harmonics under high RPM and load. The stress levels are kept under control and fatigue is reduced for long durability under extreme conditions. These springs are made of premium Superclean Chrome Silicon Vanadium steel alloy, which is a tough alloy that was designed for higher performance and durability at high RPM's and memory retention.
- O.D.: 27.50mm
- I.D.: 20.00mm
- Seat: 58 @ 34.10 ([email protected])
- Open (lift): 157 @ 10.5 ([email protected])
- Max net lift: 13.40mm
- Coil bind: 20.70mm
- Rate: 9.40 lbs/mm
Retainer P/N: RET-TS60/MA2 + SEAT-TS/MA18I + OEM seat
Note: This is for a complete set of single intake and exhaust valve springs. Retainers and spring seats are included if they are part of the kit.
** Images shown may vary from actual product **
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|1990 - 1993||Mazda||MX-5 Miata|
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