Supertech 13.80mm Max Lift Single Valve Spring Kit | 2017+ Honda Civic Type R (SPRK-K20C-1) Audi

Supertech 13.80mm Max Lift Single Valve Spring Kit | 2017+ Honda Civic Type R (SPRK-K20C-1) AudiFITS: 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

7th Gen Honda Accord Euro R (CL9/CL7 2

KTunerFlash V1

Supplied with extreme pressure molybdenum disulphide (LM) based grease for extended life

The K20C1 is quite the powerhouse in the Civic

With live tuning capabilities

and EP3 applications

Ideal for anyone looking to upgrade their vehicle's air intake

Torsion springs can offer inconsistent resistance which is why we chose to place a single internal spring that can stay constant during every gear change and for super-smooth centering action

reinforced flex-section

Smooth Mandrel Bent Tubing

3kg/mm (300lb/in) rated rears deliver a desirable 25mm to the vehicle

Run 2 was the coolest (174 degree starting temp) for both setups