Comp Cams ROCKER ARM, CS 1.6 3/8 ULT. PRO MAG
Ultra Pro MagnumT Roller Rocker Arms not only live up to the lofty standards of the original Pro MagnumsT, 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 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.
Chevy V6 200-262 and V8 265-400 cid (SBC) - 1988 and later w/ Self Aligning Rockers - 3/8" Stud - 1.6 Ratio
Investment 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 trunions, 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.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991 - 1993 | Buick | Commercial Chassis | Base |
| 2005 - 2007 | Buick | LaCrosse | CXL, CX, CXS |
| 2002 - 2005 | Buick | Rendezvous | CXL Plus, CX Plus |
| 2002 - 2007 | Buick | Rendezvous | CXL, CX |
| 2004 - 2005 | Buick | Rendezvous | Ultra |
| 1991 - 1993 | Buick | Roadmaster | Estate Wagon |
| 1992 - 1993 | Buick | Roadmaster | Limited, Base |
| 2005 - 2007 | Buick | Terraza | CXL, CX |
| 1990 - 1992 | Cadillac | Brougham | Base, d'Elegance |
| 1992 - 1993 | Cadillac | Commercial Chassis | Base, Brougham |
| 2004 - 2007 | Cadillac | CTS | Base, V |
| 1993 | Cadillac | Fleetwood | Base, Brougham |
| 2004 - 2007 | Cadillac | SRX | Base |
| 2004 - 2006 | Cadillac | SRX | Elegance, Confort, Lujo |
| 2005 - 2007 | Cadillac | STS | Base |
| 2005 | Cadillac | STS | Elegance |
| 2006 - 2007 | Cadillac | STS | V |
| 1988 - 1995 | Chevrolet | Astro | CL, CS |
| 1996 - 2005 | Chevrolet | Astro | LS |
| 1988 - 2005 | Chevrolet | Astro | LT, Base |
| 1994 - 2005 | Chevrolet | Blazer | Base |
| 1992 - 1993 | Chevrolet | Blazer | Cheyenne |
| 1995 - 1997 | Chevrolet | Blazer | Deluxe |
| 1996 - 2004 | Chevrolet | Blazer | LS |
| 1995 - 2002 | Chevrolet | Blazer | LT |
| 2002 | Chevrolet | Blazer | LTZ |
| 1991 - 1994 | Chevrolet | Blazer | Nevada |
| 1988 - 1991 | Chevrolet | Blazer | Scottsdale |
| 1988 - 1994 | Chevrolet | Blazer | Silverado |
| 1994 | Chevrolet | Blazer | Silverado Sport |
| 1999 - 2001 | Chevrolet | Blazer | Trailblazer |
| 2001 - 2005 | Chevrolet | Blazer | Xtreme |
| 2003 - 2005 | Chevrolet | Blazer | ZR2 |
| 1990 - 1993 | Chevrolet | C1500 | 454 SS |
| 1989 - 1997 | Chevrolet | C1500 | Base |
| 1988 - 1998 | Chevrolet | C1500 | Cheyenne, Silverado |
| 1988 - 1992 | Chevrolet | C1500 | Scottsdale |
| 1990 - 1998 | Chevrolet | C1500 | WT |
| 1992 - 1995 | Chevrolet | C1500 Suburban | Base |
| 1995 | Chevrolet | C1500 Suburban | LT, LS |
| 1992 - 1994 | Chevrolet | C1500 Suburban | Silverado |
| 1988 - 1995 | Chevrolet | C2500 | Cheyenne, Base, Silverado |
| 1993 | Chevrolet | C2500 | Custom, 400 SS |
| 1988 - 1992 | Chevrolet | C2500 | Scottsdale |
| 1994 - 1995 | Chevrolet | C2500 | WT |
| 1992 - 1995 | Chevrolet | C2500 Suburban | Base |
| 1995 | Chevrolet | C2500 Suburban | LS, LT |
| 1992 - 1994 | Chevrolet | C2500 Suburban | Silverado |
| 1994 - 1995 | Chevrolet | C3500 | Base |
| 1988 - 1992 | Chevrolet | C3500 | Scottsdale |
| 1988 - 1995 | Chevrolet | C3500 | Silverado, Cheyenne |
| 1988 - 1995 | Chevrolet | Camaro | Base |
| 1993 | Chevrolet | Camaro | Indianapolis 500 Pace Car |
| 1988 - 1990 | Chevrolet | Camaro | Iroc-Z |
| 1989 - 1992 | Chevrolet | Camaro | RS |
| 1992 | Chevrolet | Camaro | RS Heritage Edition, Z28 Heritage Edition |
| 1991 - 1995 | Chevrolet | Camaro | Z28 |
| 1988 - 1992 | Chevrolet | Caprice | Base |
| 1988 - 1996 | Chevrolet | Caprice | Classic |
| 1988 - 1990 | Chevrolet | Caprice | Classic Brougham, Classic LS Brougham |
| 1993 - 1994 | Chevrolet | Caprice | Classic LS |
| 1991 - 1993 | Chevrolet | Caprice | Classic LTZ |
| 1988 | Chevrolet | Corvette | 35th Anniversary Edition |
| 1988 - 1991 | Chevrolet | Corvette | Base |
| 1990 - 1991 | Chevrolet | Corvette | ZR-1 |
| 2005 - 2007 | Chevrolet | Equinox | LS, LT |
| 1996 - 2007 | Chevrolet | Express 1500 | LS, Base |
| 2001 - 2007 | Chevrolet | Express 1500 | LT |
| 1996 - 2005 | Chevrolet | Express 2500 | Base, LS |
| 1988 - 1995 | Chevrolet | G10 | Beauville, Sportvan, Chevy Van |
| 1995 | Chevrolet | G20 | Base |
| 1988 - 1995 | Chevrolet | G20 | Sportvan, Beauville, Chevy Van |
| 1988 - 1996 | Chevrolet | G30 | Chevy Van, Hi-Cube, Sportvan, Beauville |
| 2000 - 2005 | Chevrolet | Impala | Base |
| 2000 - 2007 | Chevrolet | Impala | LS |
| 2003 | Chevrolet | Impala | LS Sport |
| 2006 - 2007 | Chevrolet | Impala | LTZ, LT |
| 2003 - 2007 | Chevrolet | Impala | Police |
| 2004 - 2007 | Chevrolet | Impala | SS |
| 1994 - 1997 | Chevrolet | K1500 | Base |
| 1988 - 1998 | Chevrolet | K1500 | Cheyenne, Silverado |
| 1988 - 1992 | Chevrolet | K1500 | Scottsdale |
| 1991 | Chevrolet | K1500 | Sport |
| 1990 - 1998 | Chevrolet | K1500 | WT |
| 1992 - 1995 | Chevrolet | K1500 Suburban | Base |
| 1995 | Chevrolet | K1500 Suburban | LT, LS |
| 1992 - 1994 | Chevrolet | K1500 Suburban | Silverado |
| 1988 - 1992 | Chevrolet | K2500 | Scottsdale |
| 1988 - 1995 | Chevrolet | K2500 | Silverado, Cheyenne |
| 1994 - 1995 | Chevrolet | K2500 | WT, Base |
| 1992 - 1995 | Chevrolet | K2500 Suburban | Base |
| 1995 | Chevrolet | K2500 Suburban | LS, LT |
| 1992 - 1994 | Chevrolet | K2500 Suburban | Silverado |
| 1994 - 1995 | Chevrolet | K3500 | Base |
| 1988 - 1992 | Chevrolet | K3500 | Scottsdale |
| 1988 - 1995 | Chevrolet | K3500 | Silverado, Cheyenne |
| 1991 - 1997 | Chevrolet | Lumina | Base |
| 1995 - 1997 | Chevrolet | Lumina | LS |
| 1997 | Chevrolet | Lumina | LTZ |
| 1991 - 1994 | Chevrolet | Lumina | Z34, Euro |
| 1996 | Chevrolet | Lumina APV | LS, Base |
| 2004 - 2007 | Chevrolet | Malibu | LS, LT, Maxx LT, Maxx LS, Base |
| 2004 | Chevrolet | Malibu | Maxx |
| 2006 - 2007 | Chevrolet | Malibu | SS, LTZ, Maxx SS, Maxx LTZ |
| 1988 | Chevrolet | Monte Carlo | Base |
| 2003 | Chevrolet | Monte Carlo | LS Sport, LS Competition, SS High Sport, SS Pace Car |
| 2005 - 2007 | Chevrolet | Monte Carlo | LT |
| 2006 | Chevrolet | Monte Carlo | LTZ |
| 2002 | Chevrolet | Monte Carlo | SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition |
| 1988 - 2007 | Chevrolet | Monte Carlo | SS, LS |
| 1995 - 1997 | Chevrolet | Monte Carlo | Z34 |
| 1988 | Chevrolet | R10 Suburban | Scottsdale, Silverado |
| 1989 - 1991 | Chevrolet | R1500 Suburban | Silverado, Scottsdale |
| 1988 | Chevrolet | R20 | Silverado, Custom Deluxe, Scottsdale, Cheyenne |
| 1988 | Chevrolet | R20 Suburban | Scottsdale, Silverado |
| 1989 - 1991 | Chevrolet | R2500 Suburban | Silverado, Scottsdale |
| 1988 | Chevrolet | R30 | Custom Deluxe, Silverado, Cheyenne, Scottsdale |
| 1989 - 1991 | Chevrolet | R3500 | Cheyenne, Silverado |
| 1989 - 1990 | Chevrolet | R3500 | Scottsdale |
| 1991 | Chevrolet | S10 | Baja |
| 1988 - 2003 | Chevrolet | S10 | Base |
| 1988 - 1990 | Chevrolet | S10 | Durango |
| 1992 - 1993 | Chevrolet | S10 | EL |
| 1994 - 2004 | Chevrolet | S10 | LS |
| 1991 - 1993 | Chevrolet | S10 | Maxi |
| 1988 - 1989 | Chevrolet | S10 | Sport |
| 1994 - 1998 | Chevrolet | S10 | SS |
| 1988 - 1992 | Chevrolet | S10 | Tahoe |
| 1999 - 2003 | Chevrolet | S10 | Xtreme |
| 1994 - 2003 | Chevrolet | S10 | ZR2 |
| 2002 - 2004 | Chevrolet | S10 | ZR5 |
| 1988 - 1994 | Chevrolet | S10 Blazer | Base, Tahoe |
| 1988 - 1989 | Chevrolet | S10 Blazer | High Country |
| 1994 | Chevrolet | S10 Blazer | LT |
| 1988 - 1992 | Chevrolet | S10 Blazer | Sport |
| 1991 - 1994 | Chevrolet | S10 Blazer | Tahoe LT |
| 2002 | Chevrolet | Silverado 1500 | Custom |
| 2004 - 2006 | Chevrolet | Silverado 1500 | Hybrid |
| 1999 - 2007 | Chevrolet | Silverado 1500 | LT, Base, LS |
| 2007 | Chevrolet | Silverado 1500 | LTZ |
| 2003 - 2006 | Chevrolet | Silverado 1500 | SS |
| 2002 - 2007 | Chevrolet | Silverado 1500 | WT |
| 2004 | Chevrolet | Silverado 1500 | Z71 |
| 2007 | Chevrolet | Silverado 1500 Classic | SS, LS, WT, LT, Hybrid |
| 1995 | Chevrolet | Tahoe | LS, LT, Base |
| 2005 - 2007 | Chevrolet | Uplander | LT, Base, LS |
| 1988 | Chevrolet | V10 Suburban | Scottsdale, Silverado |
| 1989 - 1991 | Chevrolet | V1500 Suburban | Silverado, Scottsdale |
| 1988 | Chevrolet | V20 Suburban | Scottsdale, Silverado |
| 1989 - 1991 | Chevrolet | V2500 Suburban | Silverado, Scottsdale |
| 1988 | Chevrolet | V30 | Custom Deluxe, Scottsdale, Cheyenne, Silverado |
| 1989 - 1991 | Chevrolet | V3500 | Cheyenne, Silverado |
| 1989 - 1990 | Chevrolet | V3500 | Scottsdale |
| 1997 - 2004 | Chevrolet | Venture | Base |
| 1997 - 2005 | Chevrolet | Venture | LS |
| 2000 - 2005 | Chevrolet | Venture | LT, Plus |
| 2000 - 2003 | Chevrolet | Venture | Value, Warner Bros. |
| 2007 | GMC | Acadia | SLT, Base, SLE |
| 1997 | GMC | C1500 | Sierra GT |
| 1988 - 1998 | GMC | C1500 | Sierra SLE |
| 1994 - 1998 | GMC | C1500 | Sierra Special, Sierra SL, Sierra SLT |
| 1988 - 1993 | GMC | C1500 | Sierra, Sierra SLX |
| 1992 - 1995 | GMC | C1500 Suburban | Base, SLE |
| 1995 | GMC | C1500 Suburban | SLT |
| 1988 - 1995 | GMC | C2500 | Sierra SLE |
| 1994 - 1995 | GMC | C2500 | Sierra SLT, Sierra SL |
| 1988 - 1993 | GMC | C2500 | Sierra, Sierra SLX |
| 1992 - 1995 | GMC | C2500 Suburban | Base, SLE |
| 1995 | GMC | C2500 Suburban | SLT |
| 1988 - 1995 | GMC | C3500 | Sierra SLE |
| 1994 - 1995 | GMC | C3500 | Sierra SLT, Sierra SL |
| 1988 - 1993 | GMC | C3500 | Sierra SLX, Sierra |
| 1988 - 1995 | GMC | G1500 | Rally, Vandura, Rally STX |
| 1988 - 1995 | GMC | G2500 | Rally STX, Vandura, Rally |
| 1988 | GMC | G3500 | Rally Custom |
| 1988 - 1996 | GMC | G3500 | Vandura Special, Rally Camper Special, Vandura, Rally, Magnavan, Rally STX |
| 1988 - 1996 | GMC | Jimmy | Base |
| 2000 - 2001 | GMC | Jimmy | Diamond Edition |
| 1998 - 2000 | GMC | Jimmy | Envoy |
| 1988 - 1990 | GMC | Jimmy | Sierra Classic |
| 1995 - 2001 | GMC | Jimmy | SL |
| 1992 - 2001 | GMC | Jimmy | SLE, SLT |
| 1993 - 2001 | GMC | Jimmy | SLS |
| 1994 - 1998 | GMC | K1500 | Sierra SL, Sierra Special, Sierra SLT |
| 1988 - 1998 | GMC | K1500 | Sierra SLE |
| 1995 | GMC | K1500 | Sierra SLS |
| 1988 - 1993 | GMC | K1500 | Sierra SLX, Sierra |
| 1993 | GMC | K1500 | Sierra Sport |
| 1992 - 1995 | GMC | K1500 Suburban | Base, SLE |
| 1995 | GMC | K1500 Suburban | SLT |
| 1988 - 1995 | GMC | K2500 | Sierra SLE |
| 1994 - 1995 | GMC | K2500 | Sierra SLT, Sierra SL |
| 1988 - 1993 | GMC | K2500 | Sierra, Sierra SLX |
| 1992 - 1995 | GMC | K2500 Suburban | SLE, Base |
| 1995 | GMC | K2500 Suburban | SLT |
| 1988 - 1995 | GMC | K3500 | Sierra SLE |
| 1994 - 1995 | GMC | K3500 | Sierra SLT, Sierra SL |
| 1988 - 1993 | GMC | K3500 | Sierra SLX, Sierra |
| 1988 - 1991 | GMC | R1500 Suburban | Base |
| 1988 - 1989 | GMC | R1500 Suburban | Sierra Classic |
| 1990 | GMC | R1500 Suburban | SLE |
| 1988 - 1989 | GMC | R2500 | High Sierra, Sierra Classic, Base |
| 1988 - 1991 | GMC | R2500 Suburban | Base |
| 1988 - 1989 | GMC | R2500 Suburban | Sierra Classic |
| 1990 | GMC | R2500 Suburban | SLE |
| 1988 - 1991 | GMC | R3500 | Base |
| 1988 - 1989 | GMC | R3500 | High Sierra, Sierra Classic |
| 1990 - 1991 | GMC | R3500 | SLE |
| 1988 - 1990 | GMC | S15 | Base, Sierra Classic, High Sierra |
| 1988 | GMC | S15 | Gypsy |
| 1988 - 1991 | GMC | S15 Jimmy | Base |
| 1988 - 1990 | GMC | S15 Jimmy | Sierra Classic, Gypsy |
| 1991 | GMC | S15 Jimmy | SLS, SLE, SLT |
| 1988 - 1989 | GMC | S15 Jimmy | Timberline |
| 1993 | GMC | Safari | GT |
| 1995 - 2002 | GMC | Safari | SL |
| 1988 - 2005 | GMC | Safari | SLT, SLE, Base |
| 1988 - 1998 | GMC | Safari | SLX |
| 1996 - 2007 | GMC | Savana 1500 | Base |
| 2006 - 2007 | GMC | Savana 1500 | LS, LT |
| 1996 - 2005 | GMC | Savana 1500 | SLE |
| 2001 - 2002 | GMC | Savana 1500 | SLT |
| 1996 - 2005 | GMC | Savana 2500 | SLE, Base |
| 2001 - 2002 | GMC | Savana 2500 | SLT |
| 2002 - 2005 | GMC | Sierra 1500 | Base |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002 - 2007 | GMC | Sierra 1500 | Denali, WT |
| 2002 | GMC | Sierra 1500 | HT |
| 2005 - 2006 | GMC | Sierra 1500 | Hybrid |
| 1999 - 2007 | GMC | Sierra 1500 | SLT, SL, SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT, Hybrid, SLE, Denali, SL, WT |
| 1991 - 1993 | GMC | Sonoma | Base |
| 1992 | GMC | Sonoma | GT |
| 1994 - 2004 | GMC | Sonoma | SL |
| 1991 - 2001 | GMC | Sonoma | SLE |
| 1993 - 2004 | GMC | Sonoma | SLS |
| 1991 | GMC | Syclone | Base |
| 1992 - 1993 | GMC | Typhoon | Base |
| 1988 - 1991 | GMC | V1500 Suburban | Base |
| 1988 - 1989 | GMC | V1500 Suburban | Sierra Classic |
| 1990 | GMC | V1500 Suburban | SLE |
| 1988 - 1991 | GMC | V2500 Suburban | Base |
| 1988 - 1989 | GMC | V2500 Suburban | Sierra Classic |
| 1990 | GMC | V2500 Suburban | SLE |
| 1988 - 1991 | GMC | V3500 | Base |
| 1988 - 1989 | GMC | V3500 | High Sierra, Sierra Classic |
| 1990 - 1991 | GMC | V3500 | SLE |
| 1993 | GMC | Yukon | GT |
| 1992 - 1995 | GMC | Yukon | SLE, Base |
| 1995 | GMC | Yukon | SLT |
| 1992 - 1994 | GMC | Yukon | Sport |
| 2000 | Isuzu | Hombre | XS, S |
| 1999 - 2004 | Oldsmobile | Alero | GLS, GL, GX |
| 1991 - 2001 | Oldsmobile | Bravada | Base |
| 1991 - 1992 | Oldsmobile | Custom Cruiser | Base |
| 1991 - 1993 | Oldsmobile | Cutlass Supreme | International |
| 1992 - 1994 | Oldsmobile | Cutlass Supreme | S |
| 1991 - 1996 | Oldsmobile | Cutlass Supreme | SL, Base |
| 1996 - 1997 | Oldsmobile | Silhouette | Base |
| 1997 - 2004 | Oldsmobile | Silhouette | GLS, GL |
| 1998 - 1999 | Oldsmobile | Silhouette | GS |
| 1998 - 2004 | Oldsmobile | Silhouette | Premiere |
| 2001 - 2005 | Pontiac | Aztek | Base |
| 2001 | Pontiac | Aztek | GT |
| 2004 - 2005 | Pontiac | Aztek | Rally |
| 2002 - 2003 | Pontiac | Aztek | V |
| 1988 - 1995 | Pontiac | Firebird | Base, Trans Am |
| 1989 - 1995 | Pontiac | Firebird | Formula |
| 1994 | Pontiac | Firebird | Trans Am GT |
| 1989 - 1992 | Pontiac | Firebird | Trans Am GTA |
| 1989 | Pontiac | Firebird | Trans Am GTA SE |
| 2006 - 2007 | Pontiac | G6 | GTP, GT, Base |
| 2006 | Pontiac | G6 | SE |
| 2003 | Pontiac | Grand Am | Base |
| 2000 - 2005 | Pontiac | Grand Am | GT1 |
| 1999 - 2005 | Pontiac | Grand Am | SE, GT |
| 2000 - 2004 | Pontiac | Grand Am | SE1, SE2 |
| 1996 | Pontiac | Grand Prix | Base |
| 1991 - 1996 | Pontiac | Grand Prix | GT, SE |
| 1992 - 1996 | Pontiac | Grand Prix | GTP |
| 1991 - 1993 | Pontiac | Grand Prix | LE, STE |
| 1999 - 2005 | Pontiac | Montana | Base |
| 2005 - 2006 | Pontiac | Montana | SV6 |
| 2006 - 2007 | Pontiac | Torrent | LT, Base, LS |
| 2007 | Pontiac | Torrent | Sport |
| 1996 - 1998 | Pontiac | Trans Sport | Base |
| 1998 | Pontiac | Trans Sport | Montana |
| 2007 | Saturn | Aura | XE, XR, Green Line |
| 2007 | Saturn | Outlook | XE, XR |
Comp Cams ROCKER ARM, CS 1.6 3/8 ULT. PRO MAG
Sale price$43.86 USD