For 17-19 M-Eight. 475 Gear drive cams. Bolt-in! Compatible with all stock valve train components. 350G gear drive cam has stock specs, but eliminates cam drive chain and tensioner. No Tuning Required Kits include all required bearings, O-rings, and hardware. Gear drive cams provide improved valve timing accuracy. Made in the U.S.A.. 465 CAMS. Bolt-in compatible with all stock valve train components. 465C chain drive and 465G gear drive cams both provide increased torque and horsepower. Kits include all required bearings, O-rings, and hardware. Gear drive cams provide improved valve timing accuracy. Made in the U.S.A. 475 CAMS. Kits are for a 100 HP Bolt-in Cam (when coupled with intake and exhaust). Designed for 107"/114" motors, compatible with all stock valve train components. Kits include all required bearings, O-rings, and hardware. 550 CAMS. 550 is an ideal horsepower cam for 114" and larger engines. Kits include all required bearings, O-rings, and hardware. - Part Number - 0925-1172