1978 GMC C25 Performance Engine Camshaft and Lifter Kits

“Edelbrock Performer-Plus Camshaft No: 2103 is designed for 400 Chevy V8 engines and produce optimum torque from the low-end to the mid-range. Performer-Plus camshafts should be matched with Performer manifolds for vehicles operating from off-idle to 5500 rpm. The Performer-Plus No: 2103 is a smooth idling cam for daily drivers, trucks, vans, RVs and 4x4s. You can expect a major improvement in throttle response and torque. In the manifold section you’ll find torque graphs showing the power gains from Performer manifolds and Performer-Plus cams. All camshafts include flat tappet lifters (except for cams designed for use with stock roller lifters), assembly lube and instructions. This cam produced 395 Ft Lbs of Torque when paired with Performer Intake manifold No: 2101 and stock cylinder heads. 50-State Legal E.O. No: D-215-19 for 1957-86 small-block Chevrolet. Camshaft specifications: – Intake duration: 214 Degrees – Exhaust duration: 214 Degrees – Intake lift: .442″” – Exhaust lift: .442″” – Lobe separation: 112 Degree – Intake Center Line: 107 Degree – Vacuum: 15″””

“Edelbrock Performer-Plus Camshaft No: 2102 is designed for 265-400 Chevy V8 engines from 1957-86 and produce optimum torque from the low-end to the mid-range. Performer-Plus camshafts should be matched with Performer manifolds for vehicles operating from off-idle to 5500 rpm. The Performer-Plus No: 2102 is a smooth idling cam for daily drivers, trucks, vans, RVs and 4x4s. You can expect a major improvement in throttle response and torque. In the manifold section you’ll find torque graphs showing the power gains from Performer manifolds and Performer-Plus cams. All camshafts include flat tappet lifters (except for cams designed for use with stock roller lifters), assembly lube and instructions. This cam produced 320HP and 382 Ft Lbs of Torque when paired with Performer EPS intake manifold No: 2701 and Performer cylinder heads No: 60909. 50-State Legal E.O. No: D-215-19 for 1957-86 small-block Chevrolet. Camshaft specifications: – Intake duration: 204 Degrees – Exhaust duration: 214 Degrees – Intake lift: .420″” – Exhaust lift: .442″” – Lobe separation: 112 Degree – Intake Center Line: 107 Degree – Vacuum: 14″””

SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.

SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.

An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.

BIG BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Thumpr: High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.

BIG BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Magnum: Street/strip applications. 10:1+ compression, 3000+ stall or 4 speed. 4.10 or lower gears and aftermarket intake. Very rough idle. OR Oval Track: Good for hobby stock in 454 where hydraulic lifters must be used.