Drag Cartel Camshafts Stage 4 275/272 14.5mm/13.2mm RSX TYPE-S Civic SI TSX k20a2 k24a2

After years of high end race and DYNO testing DC has released a line of 8620 steel billet camshafts that deliver the ultimate in high performance. Made from aerospace grade, 8620 steel billet material and CNC ground on state-of-the-art cam grinders, these DC cams deliver the utmost in rigidity at extended rpm range while reducing possible valve float. These are the best cams money can buy and are now available for all stages.The "K Series" is Honda's mass produced version of the roller rocker valve train assembly. Less friction, more rpm potential, faster action cam profiles...this engine has untapped potential.

Torque the intake cam gear bolt to 83 lb-ft.
Torque the exhaust cam gear bolt to 51 lb-ft.
Torque the pulse plates to 29 lb-ft.

Optional Valve Spring and Retainer Combo: 
Supertech SPR-H1021D 92lb Spring

Specs:
All New 8620 Billet Material

Intake: 14.5 mm Lift / .275 Duration @ .050 
Exhaust: 13.2 mm Lift / .272 Duration @ .050