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COMP Cams Rocker Arms CS 1-6 3-8 Ult- P

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SKU: 1618-16

Manufacturer: COMP Cams

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The Ultra Pro Magnum Roller Rocker Arms for 1988 and later Chevy V8 applications (with self aligning rockers) not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 3/8" stud diameter and 1.6 ratio. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring oversized trunions, precision-sorted needle bearings and hardened roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.

Investment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while reducing moment of inertia; Unique black oxide exterior finish helps prevent corrosion, thus increasing durability; Optimized retainer and valve spring clearances allow use of most diameter springs, retainers and +.050" locks without clearance or fitment issues; Feature oversized trunions, precision sorted needle bearings and hardened roller tips;

265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10

These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.6 ratio, these rockers fit '88+ Chevrolet Small Blocks with a 3/8" diameter stud.

COMP Cams Ultra Pro Magnum Self-Aligning Roller Rocker Arms, 1.6 ratio, 3/8" Stud Diameter for Small Block Chevy

Ultra Pro Magnum Self-Aligning Rocker Arm Set w/ 1.6 Ratio for SBC w/ 3/8" Stud

Rocker Arms, CS 1.6 3/8 Ult. Pro Mag S/A

COMP Cams Rocker Arms CS 1.6 3/8 Ult. P

Ultra Pro Rockers 1.6 SBC w/ 3/8" Stud

Engine Rocker Arm

None

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COMP Cams Ultra Pro Magnum Self-Aligning Roller Rocker Arms, 1.6 ratio, 3/8" Stud Diameter for Small Block Chevy

Ultra Pro Magnum Self-Aligning Rocker Arm Set w/ 1.6 Ratio for SBC w/ 3/8" Stud

Rocker Arms, CS 1.6 3/8 Ult. Pro Mag S/A

COMP Cams Rocker Arms CS 1.6 3/8 Ult. P

Ultra Pro Rockers 1.6 SBC w/ 3/8" Stud

Engine Rocker Arm

None

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Chevrolet

Caprice

1996 Classic -

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1994 Classic -

1994 Classic LS -

1993 Classic LS -

1993 Classic LTZ -

1993 Classic -

1992 Classic -

1992 Base -

1992 Classic LTZ -

1991 Base -

1991 Classic -

1991 Classic LTZ -

1990 Classic -

1990 Base -

1990 Classic LS Brougham -

1990 Classic Brougham -

1989 Classic Brougham -

1989 Classic LS Brougham -

1989 Base -

1989 Classic -

1988 Classic LS Brougham -

1988 Classic Brougham -

1988 Classic -

1988 Base

G30

1996 Beauville -

1996 Chevy Van -

1996 Hi-Cube -

1996 Sportvan -

1995 Beauville -

1995 Sportvan -

1995 Hi-Cube -

1995 Chevy Van -

1994 Beauville -

1994 Sportvan -

1994 Chevy Van -

1994 Hi-Cube -

1993 Beauville -

1993 Chevy Van -

1993 Sportvan -

1993 Hi-Cube -

1992 Chevy Van -

1992 Beauville -

1992 Sportvan -

1992 Hi-Cube -

1991 Beauville -

1991 Chevy Van -

1991 Hi-Cube -

1991 Sportvan -

1990 Chevy Van -

1990 Beauville -

1990 Sportvan -

1990 Hi-Cube -

1989 Beauville -

1989 Chevy Van -

1989 Hi-Cube -

1989 Sportvan -

1988 Chevy Van -

1988 Beauville -

1988 Sportvan -

1988 Hi-Cube

C1500

1995 Base -

1995 Cheyenne -

1995 Silverado -

1995 WT -

1994 WT -

1994 Silverado -

1994 Cheyenne -

1994 Base -

1993 Cheyenne -

1993 WT -

1993 Silverado -

1992 Cheyenne -

1992 WT -

1992 Silverado -

1992 Scottsdale -

1991 Cheyenne -

1991 WT -

1991 Silverado -

1991 Scottsdale -

1990 Silverado -

1990 WT -

1990 Scottsdale -

1990 Cheyenne -

1989 Cheyenne -

1989 Scottsdale -

1989 Silverado -

1988 Cheyenne -

1988 Silverado -

1988 Scottsdale

C1500 Suburban

1995 Base -

1995 LS -

1995 LT -

1994 Base -

1994 Silverado -

1993 Base -

1993 Silverado -

1992 Base -

1992 Silverado

C2500

1995 Base -

1995 Cheyenne -

1995 Silverado -

1995 WT -

1994 Base -

1994 Cheyenne -

1994 Silverado -

1994 WT -

1993 Cheyenne -

1993 Silverado -

1992 Cheyenne -

1992 Silverado -

1992 Scottsdale -

1991 Scottsdale -

1991 Silverado -

1991 Cheyenne -

1990 Cheyenne -

1990 Silverado -

1990 Scottsdale -

1989 Scottsdale -

1989 Silverado -

1989 Cheyenne -

1988 Cheyenne -

1988 Silverado -

1988 Scottsdale

C2500 Suburban

1995 Base -

1995 LS -

1995 LT -

1994 Base -

1994 Silverado -

1993 Base -

1993 Silverado -

1992 Base -

1992 Silverado

C3500

1995 Base -

1995 Cheyenne -

1995 Silverado -

1994 Base -

1994 Cheyenne -

1994 Silverado -

1993 Cheyenne -

1993 Silverado -

1992 Cheyenne -

1992 Silverado -

1992 Scottsdale -

1991 Silverado -

1991 Cheyenne -

1991 Scottsdale -

1990 Cheyenne -

1990 Silverado -

1990 Scottsdale -

1989 Scottsdale -

1989 Silverado -

1989 Cheyenne -

1988 Silverado -

1988 Scottsdale -

1988 Cheyenne

G10

1995 Beauville -

1995 Chevy Van -

1995 Sportvan -

1994 Sportvan -

1994 Chevy Van -

1994 Beauville -

1993 Sportvan -

1993 Beauville -

1993 Chevy Van -

1992 Sportvan -

1992 Chevy Van -

1992 Beauville -

1991 Beauville -

1991 Chevy Van -

1991 Sportvan -

1990 Sportvan -

1990 Chevy Van -

1990 Beauville -

1989 Sportvan -

1989 Beauville -

1989 Chevy Van -

1988 Sportvan -

1988 Chevy Van -

1988 Beauville

G20

1995 Sportvan -

1995 Beauville -

1995 Chevy Van -

1994 Beauville -

1994 Sportvan -

1994 Chevy Van -

1993 Beauville -

1993 Chevy Van -

1993 Sportvan -

1992 Beauville -

1992 Sportvan -

1992 Chevy Van -

1991 Beauville -

1991 Chevy Van -

1991 Sportvan -

1990 Beauville -

1990 Sportvan -

1990 Chevy Van -

1989 Beauville -

1989 Chevy Van -

1989 Sportvan -

1988 Beauville -

1988 Sportvan -

1988 Chevy Van

K1500

1995 Base -

1995 Cheyenne -

1995 Silverado -

1995 WT -

1994 Base -

1994 Cheyenne -

1994 WT -

1994 Silverado -

1993 Cheyenne -

1993 WT -

1993 Silverado -

1992 Cheyenne -

1992 Silverado -

1992 WT -

1992 Scottsdale -

1991 Cheyenne -

1991 WT -

1991 Sport -

1991 Silverado -

1991 Scottsdale -

1990 Cheyenne -

1990 Silverado -

1990 Scottsdale -

1990 WT -

1989 Cheyenne -

1989 Scottsdale -

1989 Silverado -

1988 Scottsdale -

1988 Cheyenne -

1988 Silverado

K1500 Suburban

1995 Base -

1995 LS -

1995 LT -

1994 Base -

1994 Silverado -

1993 Silverado -

1993 Base -

1992 Base -

1992 Silverado

K2500

1995 Base -

1995 Cheyenne -

1995 Silverado -

1995 WT -

1994 Base -

1994 Silverado -

1994 WT -

1994 Cheyenne -

1993 Cheyenne -

1993 Silverado -

1992 Cheyenne -

1992 Silverado -

1992 Scottsdale -

1991 Scottsdale -

1991 Cheyenne -

1991 Silverado -

1990 Cheyenne -

1990 Silverado -

1990 Scottsdale -

1989 Cheyenne -

1989 Scottsdale -

1989 Silverado -

1988 Cheyenne -

1988 Silverado -

1988 Scottsdale

K2500 Suburban

1995 Base -

1995 LS -

1995 LT -

1994 Base -

1994 Silverado -

1993 Silverado -

1993 Base -

1992 Base -

1992 Silverado

K3500

1995 Base -

1995 Cheyenne -

1995 Silverado -

1994 Base -

1994 Cheyenne -

1994 Silverado -

1993 Cheyenne -

1993 Silverado -

1992 Cheyenne -

1992 Silverado -

1992 Scottsdale -

1991 Cheyenne -

1991 Silverado -

1991 Scottsdale -

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1990 Silverado -

1990 Scottsdale -

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1989 Scottsdale -

1989 Silverado -

1988 Cheyenne -

1988 Silverado -

1988 Scottsdale

Tahoe

1995 Base -

1995 LS -

1995 LT

Blazer

1994 Base -

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1994 Silverado Sport -

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1993 Silverado -

1992 Cheyenne -

1992 Silverado -

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1991 Silverado -

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1989 Scottsdale -

1988 Scottsdale -

1988 Silverado

Camaro

1992 RS -

1992 RS Heritage Edition -

1992 Z28 -

1992 Z28 Heritage Edition -

1991 Z28 -

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1990 RS -

1989 Iroc-Z -

1989 RS -

1988 Base -

1988 Iroc-Z

Corvette

1991 Base -

1990 Base -

1989 Base -

1988 35th Anniversary Edition -

1988 Base

R1500 Suburban

1991 Scottsdale -

1991 Silverado -

1990 Scottsdale -

1990 Silverado -

1989 Silverado -

1989 Scottsdale

R2500 Suburban

1991 Silverado -

1991 Scottsdale -

1990 Scottsdale -

1990 Silverado -

1989 Scottsdale -

1989 Silverado

R3500

1991 Cheyenne -

1991 Silverado -

1990 Scottsdale -

1990 Cheyenne -

1990 Silverado -

1989 Cheyenne -

1989 Silverado -

1989 Scottsdale

V1500 Suburban

1991 Scottsdale -

1991 Silverado -

1990 Scottsdale -

1990 Silverado -

1989 Scottsdale -

1989 Silverado

V2500 Suburban

1991 Silverado -

1991 Scottsdale -

1990 Scottsdale -

1990 Silverado -

1989 Scottsdale -

1989 Silverado

V3500

1991 Cheyenne -

1991 Silverado -

1990 Cheyenne -

1990 Silverado -

1990 Scottsdale -

1989 Cheyenne -

1989 Silverado -

1989 Scottsdale

Monte Carlo

1988 Base -

1988 LS -

1988 SS

R10 Suburban

1988 Scottsdale -

1988 Silverado

R20

1988 Cheyenne -

1988 Scottsdale -

1988 Silverado -

1988 Custom Deluxe

R20 Suburban

1988 Scottsdale -

1988 Silverado

R30

1988 Cheyenne -

1988 Scottsdale -

1988 Silverado -

1988 Custom Deluxe

V10 Suburban

1988 Scottsdale -

1988 Silverado

V20 Suburban

1988 Scottsdale -

1988 Silverado

V30

1988 Cheyenne -

1988 Scottsdale -

1988 Silverado -

1988 Custom Deluxe

GMC

G3500

1996 Magnavan -

1996 Rally -

1996 Rally STX -

1996 Rally Camper Special -

1996 Vandura Special -

1996 Vandura -

1995 Magnavan -

1995 Rally Camper Special -

1995 Rally STX -

1995 Vandura -

1995 Rally -

1995 Vandura Special -

1994 Magnavan -

1994 Rally Camper Special -

1994 Vandura Special -

1994 Rally -

1994 Vandura -

1994 Rally STX -

1993 Magnavan -

1993 Rally Camper Special -

1993 Rally STX -

1993 Vandura -

1993 Rally -

1993 Vandura Special -

1992 Rally Camper Special -

1992 Vandura Special -

1992 Magnavan -

1992 Rally -

1992 Vandura -

1992 Rally STX -

1991 Magnavan -

1991 Rally Camper Special -

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1991 Vandura -

1991 Rally -

1991 Vandura Special -

1990 Rally Camper Special -

1990 Magnavan -

1990 Rally -

1990 Rally STX -

1990 Vandura -

1990 Vandura Special -

1989 Magnavan -

1989 Rally Camper Special -

1989 Vandura -

1989 Rally STX -

1989 Rally -

1989 Vandura Special -

1988 Magnavan -

1988 Rally Camper Special -

1988 Rally -

1988 Rally STX -

1988 Vandura -

1988 Vandura Special -

1988 Rally Custom

C1500

1995 Sierra SL -

1995 Sierra SLE -

1995 Sierra SLT -

1995 Sierra Special -

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1994 Sierra Special -

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1994 Sierra SL -

1993 Sierra -

1993 Sierra SLX -

1993 Sierra SLE -

1992 Sierra SLE -

1992 Sierra SLX -

1992 Sierra -

1991 Sierra -

1991 Sierra SLX -

1991 Sierra SLE -

1990 Sierra -

1990 Sierra SLE -

1990 Sierra SLX -

1989 Sierra -

1989 Sierra SLE -

1989 Sierra SLX -

1988 Sierra -

1988 Sierra SLE -

1988 Sierra SLX

C1500 Suburban

1995 Base -

1995 SLE -

1995 SLT -

1994 Base -

1994 SLE -

1993 SLE -

1993 Base -

1992 Base -

1992 SLE

C2500

1995 Sierra SL -

1995 Sierra SLE -

1995 Sierra SLT -

1994 Sierra SL -

1994 Sierra SLT -

1994 Sierra SLE -

1993 Sierra -

1993 Sierra SLX -

1993 Sierra SLE -

1992 Sierra -

1992 Sierra SLE -

1992 Sierra SLX -

1991 Sierra SLX -

1991 Sierra SLE -

1991 Sierra -

1990 Sierra -

1990 Sierra SLE -

1990 Sierra SLX -

1989 Sierra SLE -

1989 Sierra SLX -

1989 Sierra -

1988 Sierra -

1988 Sierra SLE -

1988 Sierra SLX

C2500 Suburban

1995 Base -

1995 SLE -

1995 SLT -

1994 Base -

1994 SLE -

1993 SLE -

1993 Base -

1992 Base -

1992 SLE

C3500

1995 Sierra SL -

1995 Sierra SLE -

1995 Sierra SLT -

1994 Sierra SL -

1994 Sierra SLT -

1994 Sierra SLE -

1993 Sierra -

1993 Sierra SLX -

1993 Sierra SLE -

1992 Sierra -

1992 Sierra SLE -

1992 Sierra SLX -

1991 Sierra SLX -

1991 Sierra SLE -

1991 Sierra -

1990 Sierra -

1990 Sierra SLE -

1990 Sierra SLX -

1989 Sierra SLE -

1989 Sierra SLX -

1989 Sierra -

1988 Sierra -

1988 Sierra SLE -

1988 Sierra SLX

G1500

1995 Rally -

1995 Rally STX -

1995 Vandura -

1994 Rally -

1994 Vandura -

1994 Rally STX -

1993 Vandura -

1993 Rally -

1993 Rally STX -

1992 Vandura -

1992 Rally STX -

1992 Rally -

1991 Vandura -

1991 Rally -

1991 Rally STX -

1990 Vandura -

1990 Rally STX -

1990 Rally -

1989 Vandura -

1989 Rally -

1989 Rally STX -

1988 Rally STX -

1988 Vandura -

1988 Rally

G2500

1995 Rally -

1995 Rally STX -

1995 Vandura -

1994 Rally -

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1994 Rally STX -

1993 Rally -

1993 Rally STX -

1993 Vandura -

1992 Rally -

1992 Vandura -

1992 Rally STX -

1991 Rally -

1991 Rally STX -

1991 Vandura -

1990 Rally -

1990 Vandura -

1990 Rally STX -

1989 Rally -

1989 Rally STX -

1989 Vandura -

1988 Rally STX -

1988 Rally -

1988 Vandura

K1500

1995 Sierra SL -

1995 Sierra SLE -

1995 Sierra SLS -

1995 Sierra SLT -

1995 Sierra Special -

1994 Sierra Special -

1994 Sierra SLT -

1994 Sierra SLE -

1994 Sierra SL -

1993 Sierra Sport -

1993 Sierra SLX -

1993 Sierra -

1993 Sierra SLE -

1992 Sierra SLX -

1992 Sierra SLE -

1992 Sierra -

1991 Sierra -

1991 Sierra SLE -

1991 Sierra SLX -

1990 Sierra -

1990 Sierra SLE -

1990 Sierra SLX -

1989 Sierra -

1989 Sierra SLE -

1989 Sierra SLX -

1988 Sierra -

1988 Sierra SLE -

1988 Sierra SLX

K1500 Suburban

1995 Base -

1995 SLE -

1995 SLT -

1994 Base -

1994 SLE -

1993 Base -

1993 SLE -

1992 Base -

1992 SLE

K2500

1995 Sierra SL -

1995 Sierra SLE -

1995 Sierra SLT -

1994 Sierra SL -

1994 Sierra SLE -

1994 Sierra SLT -

1993 Sierra -

1993 Sierra SLE -

1993 Sierra SLX -

1992 Sierra SLE -

1992 Sierra -

1992 Sierra SLX -

1991 Sierra -

1991 Sierra SLE -

1991 Sierra SLX -

1990 Sierra SLE -

1990 Sierra -

1990 Sierra SLX -

1989 Sierra -

1989 Sierra SLE -

1989 Sierra SLX -

1988 Sierra -

1988 Sierra SLE -

1988 Sierra SLX

K2500 Suburban

1995 Base -

1995 SLE -

1995 SLT -

1994 Base -

1994 SLE -

1993 Base -

1993 SLE -

1992 Base -

1992 SLE

K3500

1995 Sierra SL -

1995 Sierra SLE -

1995 Sierra SLT -

1994 Sierra SL -

1994 Sierra SLE -

1994 Sierra SLT -

1993 Sierra -

1993 Sierra SLE -

1993 Sierra SLX -

1992 Sierra SLE -

1992 Sierra -

1992 Sierra SLX -

1991 Sierra -

1991 Sierra SLE -

1991 Sierra SLX -

1990 Sierra SLE -

1990 Sierra -

1990 Sierra SLX -

1989 Sierra -

1989 Sierra SLE -

1989 Sierra SLX -

1988 Sierra -

1988 Sierra SLE -

1988 Sierra SLX

Yukon

1995 Base -

1995 SLE -

1995 SLT -

1994 Sport -

1994 SLE -

1994 Base -

1993 SLE -

1993 GT -

1993 Base -

1992 Sport -

1992 Base -

1992 SLE

Jimmy

1991 Base -

1990 Base -

1990 Sierra Classic -

1989 Base -

1989 Sierra Classic -

1988 Base -

1988 Sierra Classic

R1500 Suburban

1991 Base -

1990 SLE -

1990 Base -

1989 Base -

1989 Sierra Classic -

1988 Sierra Classic -

1988 Base

R2500 Suburban

1991 Base -

1990 SLE -

1990 Base -

1989 Base -

1989 Sierra Classic -

1988 Base -

1988 Sierra Classic

R3500

1991 Base -

1991 SLE -

1990 Base -

1990 SLE -

1989 Base -

1989 High Sierra -

1989 Sierra Classic -

1988 High Sierra -

1988 Base -

1988 Sierra Classic

V1500 Suburban

1991 Base -

1990 SLE -

1990 Base -

1989 Base -

1989 Sierra Classic -

1988 Base -

1988 Sierra Classic

V2500 Suburban

1991 Base -

1990 SLE -

1990 Base -

1989 Base -

1989 Sierra Classic -

1988 Sierra Classic -

1988 Base

V3500

1991 Base -

1991 SLE -

1990 Base -

1990 SLE -

1989 Sierra Classic -

1989 High Sierra -

1989 Base -

1988 Base -

1988 High Sierra -

1988 Sierra Classic

R2500

1989 Base -

1989 High Sierra -

1989 Sierra Classic -

1988 High Sierra -

1988 Base -

1988 Sierra Classic

Buick

Commercial Chassis

1993 Base -

1992 Base -

1991 Base

Roadmaster

1993 Base -

1993 Estate Wagon -

1993 Limited -

1992 Limited -

1992 Base -

1992 Estate Wagon -

1991 Estate Wagon

Cadillac

Commercial Chassis

1993 Brougham -

1992 Brougham

Fleetwood

1993 Base -

1993 Brougham

Brougham

1992 Base -

1992 d'Elegance -

1991 Base -

1991 d'Elegance -

1990 d'Elegance -

1990 Base

Oldsmobile

Custom Cruiser

1992 Base -

1991 Base

Pontiac

Firebird

1992 Trans Am GTA -

1992 Trans Am -

1992 Base -

1992 Formula -

1991 Trans Am -

1991 Trans Am GTA -

1991 Formula -

1991 Base -

1990 Base -

1990 Formula -

1990 Trans Am -

1990 Trans Am GTA -

1989 Trans Am GTA -

1989 Trans Am -

1989 Formula -

1989 Base -

1988 Base -

1988 Trans Am

*we take fitment seriously and have invested heavily into matching products to your vehicle, but it is up to the end user to confirm products are suitable for their vehicle, legal for them to use for the purposes they intend, and verify fitment upon installation. Many opened products may not be returned, so if fitment is in question, please contact us before ordering. We are not resonsible for any costs incurring from a product not being suitable to an end users application.

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