Supertech Dual Valve Springs Kit Miata B6 197 lbs

• Outer Spring O.D.: 27.50mm
• Outer Spring I.D.: 20.00mm
• Inner Spring O.D.: 20.00mm
• Inner Spring I.D.: 15.20mm
• Seat: 70 @ 35.50 (lbs@mm)
• Open (lift): 197 @ 10.5 (lbs@mm)
• Max net lift: 14.80mm
• Coil bind: 20.70mm
• Rate: 12.10 lbs/mm

Retainer P/N: RET-TS60/MA2 + SEAT-TS/MA18E + OEM seat


Note: This is for a complete set of dual intake and exhaust valve springs, & retainers and spring seats.

** Images shown may vary from actual product **