Camshaft

Notes: Performance camshaft. Class 2, Fair Idle With Good Low To Mid Range Torque and Horsepower. Lower Engine Vacuum Than Stock. For Use With Retro-Fit Roller Lifters SB817RF16 and SB079RF16. May Not Be Computer Compatible. 284 Degree Intake Duration. 296 Degree Exhaust Duration. With Hydraulic Cam

Application: Boss 429 model

Notes: OE stock replacement grind.

Notes: Performance camshaft. Class 2, Fair Idle With Good Low To Mid Range Torque and Horsepower. Lower Engine Vacuum Than Stock. May Not Be Computer Compatible. 287 Degree Exhaust Duration. 291 Degree Intake Duration. With Hydraulic Cam

Notes: Performance camshaft. Class 4, Rough Idle With Mid To High RPM Torque and Horsepower. Will Not Have Enough Vacuum To Operate Power Accessories. Mechanical Camshaft. May Not Be Computer Compatible. 282 Degree Intake Duration. 290 Degree Exhaust Duration

Application: K20 Suburban model

Notes: Class 1, Excellent Low End Torque and Horsepower. Good Idle and Daily Usage. Advertised Intake Duration 278. Advertised Exhaust Duration 288. Use With VS-380 Valve Spring. Installed Height 1.72". Not California Compliant.

Notes: OE stock replacement grind.

Notes: Performance camshaft. Class 4, Rough Idle With Mid To High RPM Torque and Horsepower. Will Not Have Enough Vacuum To Operate Power Accessories. Mechanical Camshaft. May Not Be Computer Compatible. 309 Degree Intake Duration. 318 Degree Exhaust Duration

Notes: Performance camshaft. Class 3, rough idle with mid to high RPM torque and horsepower. Lower engine vacuum than stock. May not be computer compatible. 297 degree exhaust duration. 310 degree intake duration. With hydraulic cam.

Notes: Performance camshaft. Class 3, rough idle with mid to high RPM torque and horsepower. If Installing Into A 302 H/O Engine Use Firing Order 1-5-4-2-6-3-7-8. Lower engine vacuum than stock. May not be computer compatible. 288 degree exhaust duration. 288 degree intake duration.

Notes: Performance camshaft. Class 3, rough idle with mid to high RPM torque and horsepower. Lower engine vacuum than stock. May not be computer compatible. Single bolt camshaft. 302 degree exhaust duration. 302 degree intake duration. With hydraulic cam.

Notes: Performance camshaft. Class 4, Rough Idle With Mid To High RPM Torque and Horsepower. Will Not Have Enough Vacuum To Operate Power Accessories. May Not Be Computer Compatible. 302 Degree Exhaust Duration. 302 Degree Intake Duration. With Hydraulic Cam

Notes: Performance camshaft. Class 4, rough idle with mid to high RPM torque and horsepower. May not be computer compatible. Will not have enough vacuum to operate power accessories. 305 degree intake duration. 311 degree exhaust duration. With hydraulic cam.

Notes: Performance camshaft. Class 1, Good Idle With Low RPM Torque and Mid Range Performance. For Use With Retro-Fit Roller Lifters SB817RF16 and SB079RF16. May Not Be Computer Compatible. 265 Degree Intake Duration. 274 Degree Exhaust Duration. With Hydraulic Cam

Notes: Right, OE Stock Replacement Grind. Cast Iron.

Notes: Performance camshaft. Class 2, Fair Idle With Good Low To Mid Range Torque and Horsepower. Lower Engine Vacuum Than Stock. May Not Be Computer Compatible. 290 Degree Exhaust Duration. 290 Degree Intake Duration. With Hydraulic Cam

Notes: OE stock replacement grind. Without multi-displacement system.

Application: Suburban model

Notes: Performance camshaft. Class 3, Rough Idle With Mid To High RPM Torque and Horsepower. Lower Engine Vacuum Than Stock. May Not Be Computer Compatible. 303 Degree Intake Duration. 313 Degree Exhaust Duration. With Hydraulic Cam

Application: Caprice model

Notes: Performance camshaft. Class 1, Good Idle With Low RPM Torque and Mid Range Performance. May Not Be Computer Compatible. 272 Degree Exhaust Duration. 272 Degree Intake Duration. With Hydraulic Cam

Notes: Performance camshaft. Class 1, Good Idle With Low RPM Torque and Mid Range Performance. May Not Be Computer Compatible. 278 Degree Intake Duration. 288 Degree Exhaust Duration. With Hydraulic Cam

Notes: Performance camshaft. Class 2, Fair Idle With Good Low To Mid Range Torque and Horsepower. Lower Engine Vacuum Than Stock. May Not Be Computer Compatible. 288 Degree Exhaust Duration. 288 Degree Intake Duration. With Hydraulic Cam