Supertech 13.80mm Max Lift Single Valve Spring Kit | 2017+ Honda Civic Type R (SPRK-K20C-1) Honda Fit 1st Gen (2007 - 2008) Heat Range: 8

Heat Range: 8

Using a high-quality 8740 Alloy Chrome Moly steel

Note: Rear Camber Kit part# 5

which acts as a diffuser

Machined & Anodized Billet end links

Supertech 13.80mm Max Lift Single Valve Spring Kit | 2017+ Honda Civic Type R (SPRK-K20C-1) Honda Fit 1st Gen (2007 - 2008) Heat Range: 8FITS: K20c1 , k20c4 engines Supertech Spring Retainer kits are precision matched sets for a complete valvetrain overhaul. Developed for the performance enthusiast that wants the best the industry has to offer, Supertech Spring Retainer kits are second to none in terms of performance, quality and value. Features Seat Pressure: 77 @ 40. 60 Open Pressure: 176 @ 10 Max Lift: 13. 80mm Coil Bind: 27. 30mm Rate: 9. 9 Kit spring: SPR H1003S Retainer: RET 1003