# COMP Cams Rocker Arms CS1.52 3/8 Ultra P Ultra Pro Magnumâ„¢ Roller Rocker Arms 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. 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 trunnions, 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.Chevy V8 265-400 c.i.d. (SBC) - 1988 and later with Self Aligning Rockers - 3/8" Stud - 1.52 RatioInvestment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.Feature Oversized trunnions, precision-sorted needle bearings and hardened Roller tips.Lifetime Warranty - So strong that we guarantee the Rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure. This Part Fits: Year Make Model Submodel 1991-1993 Buick Commercial Chassis Base 1992-1993 Buick Roadmaster Base 1991-1993 Buick Roadmaster Estate Wagon 1992-1993 Buick Roadmaster Limited 1990-1992 Cadillac Brougham Base 1990-1992 Cadillac Brougham d'Elegance 1992-1993 Cadillac Commercial Chassis Brougham 1993 Cadillac Fleetwood Base 1993 Cadillac Fleetwood Brougham 1994 Chevrolet Blazer Base 1992-1993 Chevrolet Blazer Cheyenne 1988-1991 Chevrolet Blazer Scottsdale 1988-1994 Chevrolet Blazer Silverado 1994 Chevrolet Blazer Silverado Sport 1994-1995 Chevrolet C1500 Base 1988-1995 Chevrolet C1500 Cheyenne 1988-1992 Chevrolet C1500 Scottsdale 1988-1995 Chevrolet C1500 Silverado 1990-1995 Chevrolet C1500 WT 1992-1995 Chevrolet C1500 Suburban Base 1995 Chevrolet C1500 Suburban LS 1995 Chevrolet C1500 Suburban LT 1992-1994 Chevrolet C1500 Suburban Silverado 1994-1995 Chevrolet C2500 Base 1988-1995 Chevrolet C2500 Cheyenne 1988-1992 Chevrolet C2500 Scottsdale 1988-1995 Chevrolet C2500 Silverado 1994-1995 Chevrolet C2500 WT 1992-1995 Chevrolet C2500 Suburban Base 1995 Chevrolet C2500 Suburban LS 1995 Chevrolet C2500 Suburban LT 1992-1994 Chevrolet C2500 Suburban Silverado 1994-1995 Chevrolet C3500 Base 1988-1995 Chevrolet C3500 Cheyenne 1988-1992 Chevrolet C3500 Scottsdale 1988-1995 Chevrolet C3500 Silverado 1988 Chevrolet Camaro Base 1988-1990 Chevrolet Camaro Iroc-Z 1989-1992 Chevrolet Camaro RS 1992 Chevrolet Camaro RS Heritage Edition 1991-1992 Chevrolet Camaro Z28 1992 Chevrolet Camaro Z28 Heritage Edition 1988-1992 Chevrolet Caprice Base 1988-1996 Chevrolet Caprice Classic 1988-1990 Chevrolet Caprice Classic Brougham 1993-1994 Chevrolet Caprice Classic LS 1988-1990 Chevrolet Caprice Classic LS Brougham 1991-1993 Chevrolet Caprice Classic LTZ 1988 Chevrolet Corvette 35th Anniversary Edition 1988-1991 Chevrolet Corvette Base 1987 Chevrolet El Camino Base 1987 Chevrolet El Camino SS 1988-1995 Chevrolet G10 Beauville 1987 Chevrolet G10 Bonaventure 1988-1995 Chevrolet G10 Chevy Van 1987-1995 Chevrolet G10 Sportvan 1988-1995 Chevrolet G20 Beauville 1988-1995 Chevrolet G20 Chevy Van 1988-1995 Chevrolet G20 Sportvan 1988-1996 Chevrolet G30 Beauville 1988-1996 Chevrolet G30 Chevy Van 1988-1996 Chevrolet G30 Hi-Cube 1988-1996 Chevrolet G30 Sportvan 1994-1995 Chevrolet K1500 Base 1988-1995 Chevrolet K1500 Cheyenne 1988-1992 Chevrolet K1500 Scottsdale 1988-1995 Chevrolet K1500 Silverado 1991 Chevrolet K1500 Sport 1990-1995 Chevrolet K1500 WT 1992-1995 Chevrolet K1500 Suburban Base 1995 Chevrolet K1500 Suburban LS 1995 Chevrolet K1500 Suburban LT 1992-1994 Chevrolet K1500 Suburban Silverado 1994-1995 Chevrolet K2500 Base 1988-1995 Chevrolet K2500 Cheyenne 1988-1992 Chevrolet K2500 Scottsdale 1988-1995 Chevrolet K2500 Silverado 1994-1995 Chevrolet K2500 WT 1992-1995 Chevrolet K2500 Suburban Base 1995 Chevrolet K2500 Suburban LS 1995 Chevrolet K2500 Suburban LT 1992-1994 Chevrolet K2500 Suburban Silverado 1994-1995 Chevrolet K3500 Base 1988-1995 Chevrolet K3500 Cheyenne 1988-1992 Chevrolet K3500 Scottsdale 1988-1995 Chevrolet K3500 Silverado 1988 Chevrolet Monte Carlo Base 1988 Chevrolet Monte Carlo LS 1988 Chevrolet Monte Carlo SS 1987 Chevrolet R10 Custom Deluxe 1987 Chevrolet R10 Scottsdale 1987 Chevrolet R10 Silverado 1988 Chevrolet R10 Suburban Scottsdale 1988 Chevrolet R10 Suburban Silverado 1989-1991 Chevrolet R1500 Suburban Scottsdale 1989-1991 Chevrolet R1500 Suburban Silverado 1988 Chevrolet R20 Cheyenne 1987-1988 Chevrolet R20 Custom Deluxe 1987-1988 Chevrolet R20 Scottsdale 1987-1988 Chevrolet R20 Silverado 1988 Chevrolet R20 Suburban Scottsdale 1988 Chevrolet R20 Suburban Silverado 1989-1991 Chevrolet R2500 Suburban Scottsdale 1989-1991 Chevrolet R2500 Suburban Silverado 1988 Chevrolet R30 Cheyenne 1988 Chevrolet R30 Custom Deluxe 1988 Chevrolet R30 Scottsdale 1988 Chevrolet R30 Silverado 1989-1991 Chevrolet R3500 Cheyenne 1989-1990 Chevrolet R3500 Scottsdale 1989-1991 Chevrolet R3500 Silverado 1995 Chevrolet Tahoe Base 1995 Chevrolet Tahoe LS 1995 Chevrolet Tahoe LT 1987 Chevrolet V10 Suburban Custom Deluxe 1987-1988 Chevrolet V10 Suburban Scottsdale 1987-1988 Chevrolet V10 Suburban Silverado 1989-1991 Chevrolet V1500 Suburban Scottsdale 1989-1991 Chevrolet V1500 Suburban Silverado 1988 Chevrolet V20 Suburban Scottsdale 1988 Chevrolet V20 Suburban Silverado 1989-1991 Chevrolet V2500 Suburban Scottsdale 1989-1991 Chevrolet V2500 Suburban Silverado 1988 Chevrolet V30 Cheyenne 1988 Chevrolet V30 Custom Deluxe 1988 Chevrolet V30 Scottsdale 1988 Chevrolet V30 Silverado 1989-1991 Chevrolet V3500 Cheyenne 1989-1990 Chevrolet V3500 Scottsdale 1989-1991 Chevrolet V3500 Silverado 1988-1993 GMC C1500 Sierra 1994-1995 GMC C1500 Sierra SL 1988-1995 GMC C1500 Sierra SLE 1994-1995 GMC C1500 Sierra SLT 1988-1993 GMC C1500 Sierra SLX 1994-1995 GMC C1500 Sierra Special 1992-1995 GMC C1500 Suburban Base 1992-1995 GMC C1500 Suburban SLE 1995 GMC C1500 Suburban SLT 1988-1993 GMC C2500 Sierra 1994-1995 GMC C2500 Sierra SL 1988-1995 GMC C2500 Sierra SLE 1994-1995 GMC C2500 Sierra SLT 1988-1993 GMC C2500 Sierra SLX 1992-1995 GMC C2500 Suburban Base 1992-1995 GMC C2500 Suburban SLE 1995 GMC C2500 Suburban SLT 1988-1993 GMC C3500 Sierra 1994-1995 GMC C3500 Sierra SL 1988-1995 GMC C3500 Sierra SLE 1994-1995 GMC C3500 Sierra SLT 1988-1993 GMC C3500 Sierra SLX 1988-1995 GMC G1500 Rally 1988-1995 GMC G1500 Rally STX 1988-1995 GMC G1500 Vandura 1988-1995 GMC G2500 Rally 1988-1995 GMC G2500 Rally STX 1988-1995 GMC G2500 Vandura 1988-1996 GMC G3500 Magnavan 1988-1996 GMC G3500 Rally 1988-1996 GMC G3500 Rally Camper Special 1988 GMC G3500 Rally Custom 1988-1996 GMC G3500 Rally STX 1988-1996 GMC G3500 Vandura 1988-1996 GMC G3500 Vandura Special 1988-1991 GMC Jimmy Base 1988-1990 GMC Jimmy Sierra Classic 1988-1993 GMC K1500 Sierra 1994-1995 GMC K1500 Sierra SL 1988-1995 GMC K1500 Sierra SLE 1995 GMC K1500 Sierra SLS 1994-1995 GMC K1500 Sierra SLT 1988-1993 GMC K1500 Sierra SLX 1994-1995 GMC K1500 Sierra Special 1993 GMC K1500 Sierra Sport 1992-1995 GMC K1500 Suburban Base 1992-1995 GMC K1500 Suburban SLE 1995 GMC K1500 Suburban SLT 1988-1993 GMC K2500 Sierra 1994-1995 GMC K2500 Sierra SL 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SLT 1988-1993 GMC K2500 Sierra SLX 1992-1995 GMC K2500 Suburban Base 1992-1995 GMC K2500 Suburban SLE 1995 GMC K2500 Suburban SLT 1988-1993 GMC K3500 Sierra 1994-1995 GMC K3500 Sierra SL 1988-1995 GMC K3500 Sierra SLE 1994-1995 GMC K3500 Sierra SLT 1988-1993 GMC K3500 Sierra SLX 1988-1991 GMC R1500 Suburban Base 1988-1989 GMC R1500 Suburban Sierra Classic 1990 GMC R1500 Suburban SLE 1988-1989 GMC R2500 Base 1988-1989 GMC R2500 High Sierra 1988-1989 GMC R2500 Sierra Classic 1988-1991 GMC R2500 Suburban Base 1988-1989 GMC R2500 Suburban Sierra Classic 1990 GMC R2500 Suburban SLE ## Details - **Price:** 645.79 CAD - **Vendor:** COMP Cams - **Type:** Rocker Arms ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 645.79 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - Primary - Logo Image - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/comp-cams-rocker-arms-cs1-52-3-8-ultra-p) > Updated: 2026-06-26