Cat Cams High Performance Valve Train Components
Upgrading to competition cam profiles is useless if your valve train cannot support them. Upgrade with fine parts by CAT. These are the ONLY performance springs and retainers available for your high revving Focus SVT / ST170.
Single PAC high rate spring paired with tool steel retainers! Free rate: 27kg @ 38.8mm Max Load 74kg @ 12.5mm