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    Comp Cams Xtreme 4x4 X4258HR;Full Cam Kit

    Comp Cams Xtreme 4x4 X4258HR;Full Cam Kit

    $1,360.32 USD
    $1,417.00 USD $1,360.32 USD
    Sale Sold out
    Shipping calculated at checkout.

    Xtreme 4x4" X4258HR; Full Cam Kit

    • For OE-Style Hydraulic Roller Lifters; Fits '87-'02 305-350 cid Chevy Small Blocks (Except LT1)
    • Strong torque
    • Good mileage
    • For stock to mildly modified engines
    • Xtreme 4X4" Cams: Improved throttle response & increased low & mid-range RPM horsepower for towing & off-road
    • Designed for use w/ common restrictive factory exhaust systems; Including OEM exhaust manifolds.

     

    Specifications

    Lifter Type: OE-Style Hydraulic Roller

    Engine Family: Chevrolet 305/350 c.i. V8 1987-2002

    Cam Family: Xtreme 4X4"

    RPM Range: 1000 to 5000

    Valve Timing: 0.006

    Lobe Separation: 111°

    Intake Centerline: 107°

    Valve Lash: Hyd.(Intake)/ Hyd.(Exhaust)

    Duration: 258(Intake)/ 262(Exhaust)

    Duration @ .050" Lift: 206(Intake)/ 210(Exhaust)

    Valve Lift: 0.458(Intake)/ 0.458(Exhaust)

    Lobe Lift: 0.306(Intake)/ 0.305(Exhaust)



    Vehicle Fitments:

    Year Make Model Submodel
    1987 - 1991 Avanti II Base
    1991 - 1996 Buick Commercial Chassis Base
    1992 - 1993 Buick Roadmaster Base, Limited
    1991 - 1993 Buick Roadmaster Estate Wagon
    1990 - 1992 Cadillac Brougham d'Elegance, Base
    1992 - 1996 Cadillac Commercial Chassis Brougham, Base
    1993 Cadillac Fleetwood Brougham, Base
    1987 - 2005 Chevrolet Astro Base, LT
    1987 - 1995 Chevrolet Astro CL, CS
    1996 - 2005 Chevrolet Astro LS
    1994 - 2005 Chevrolet Blazer Base
    1992 - 1993 Chevrolet Blazer Cheyenne
    1987 Chevrolet Blazer Custom Deluxe
    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
    1987 - 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
    1993 Chevrolet C2500 Custom, 400 SS
    1988 - 1992 Chevrolet C2500 Scottsdale
    1988 - 1995 Chevrolet C2500 Silverado, Cheyenne, Base
    1994 - 1995 Chevrolet C2500 WT
    1992 - 1995 Chevrolet C2500 Suburban Base
    1995 Chevrolet C2500 Suburban LT, LS
    1992 - 1994 Chevrolet C2500 Suburban Silverado
    1994 - 1995 Chevrolet C3500 Base
    1988 - 1992 Chevrolet C3500 Scottsdale
    1988 - 1995 Chevrolet C3500 Silverado, Cheyenne
    1988 Chevrolet Camaro Base
    1987 - 1990 Chevrolet Camaro Iroc-Z
    1987 Chevrolet Camaro LT, Sport
    1989 - 1992 Chevrolet Camaro RS
    1987 - 1992 Chevrolet Camaro Z28
    1992 Chevrolet Camaro Z28 Heritage Edition, RS Heritage Edition
    1987 - 1992 Chevrolet Caprice Base
    1987 - 1993 Chevrolet Caprice Classic
    1993 Chevrolet Caprice Classic LS
    1987 - 1990 Chevrolet Caprice Classic LS Brougham, Classic Brougham
    1991 - 1993 Chevrolet Caprice Classic LTZ
    1991 - 1994 Chevrolet Commercial Chassis Base
    1988 Chevrolet Corvette 35th Anniversary Edition
    1987 - 1991 Chevrolet Corvette Base
    1990 - 1991 Chevrolet Corvette ZR-1
    1987 Chevrolet El Camino Base, SS
    1996 - 2013 Chevrolet Express 1500 LS, Base
    2001 - 2013 Chevrolet Express 1500 LT
    1996 - 2006 Chevrolet Express 2500 Base, LS
    2006 Chevrolet Express 2500 LT
    1987 - 1995 Chevrolet G10 Beauville, Sportvan, Chevy Van
    1987 Chevrolet G10 Bonaventure
    1995 Chevrolet G20 Base
    1987 - 1995 Chevrolet G20 Chevy Van, Beauville, Sportvan
    1987 - 1996 Chevrolet G30 Sportvan, Hi-Cube, Chevy Van, Beauville
    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 LS, LT
    1992 - 1994 Chevrolet K1500 Suburban Silverado
    1988 - 1995 Chevrolet K2500 Cheyenne, Silverado
    1988 - 1992 Chevrolet K2500 Scottsdale
    1994 - 1995 Chevrolet K2500 WT, Base
    1992 - 1995 Chevrolet K2500 Suburban Base
    1995 Chevrolet K2500 Suburban LT, LS
    1992 - 1994 Chevrolet K2500 Suburban Silverado
    1994 - 1995 Chevrolet K3500 Base
    1988 - 1992 Chevrolet K3500 Scottsdale
    1988 - 1995 Chevrolet K3500 Silverado, Cheyenne
    1987 - 1988 Chevrolet Monte Carlo Base, SS, LS
    1987 - 1989 Chevrolet P20 Base, Step-Van
    1987 - 1999 Chevrolet P30 Base
    1987 - 1990 Chevrolet P30 Step-Van
    1987 Chevrolet R10 Scottsdale, Silverado, Custom Deluxe
    1987 Chevrolet R10 Suburban Custom Deluxe
    1987 - 1988 Chevrolet R10 Suburban Scottsdale, Silverado
    1989 - 1991 Chevrolet R1500 Suburban Scottsdale, Silverado
    1988 Chevrolet R20 Cheyenne
    1987 - 1988 Chevrolet R20 Scottsdale, Custom Deluxe, Silverado
    1987 Chevrolet R20 Suburban Custom Deluxe
    1987 - 1988 Chevrolet R20 Suburban Silverado, Scottsdale
    1989 - 1991 Chevrolet R2500 Suburban Silverado, Scottsdale
    1988 Chevrolet R30 Cheyenne
    1987 - 1988 Chevrolet R30 Custom Deluxe, Scottsdale, Silverado
    1989 - 1990 Chevrolet R3500 Scottsdale
    1989 - 1991 Chevrolet R3500 Silverado, Cheyenne
    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 - 1989 Chevrolet S10 Blazer High Country
    1994 Chevrolet S10 Blazer LT
    1988 - 1992 Chevrolet S10 Blazer Sport
    1991 - 1994 Chevrolet S10 Blazer Tahoe LT
    1988 - 1994 Chevrolet S10 Blazer Tahoe, Base
    2002 Chevrolet Silverado 1500 Custom
    2004 - 2013 Chevrolet Silverado 1500 Hybrid
    1999 - 2013 Chevrolet Silverado 1500 LS, Base, LT
    2007 - 2013 Chevrolet Silverado 1500 LTZ
    2003 - 2006 Chevrolet Silverado 1500 SS
    2002 - 2013 Chevrolet Silverado 1500 WT
    2010 - 2013 Chevrolet Silverado 1500 XFE
    2004 Chevrolet Silverado 1500 Z71
    2007 Chevrolet Silverado 1500 Classic LS, LT, SS, Hybrid, WT
    1995 Chevrolet Tahoe Base, LT, LS
    1987 Chevrolet V10 Scottsdale, Silverado, Custom Deluxe
    1987 Chevrolet V10 Suburban Custom Deluxe
    1987 - 1988 Chevrolet V10 Suburban Scottsdale, Silverado
    1989 - 1991 Chevrolet V1500 Suburban Silverado, Scottsdale
    1987 Chevrolet V20 Custom Deluxe, Scottsdale, Silverado
    1987 Chevrolet V20 Suburban Custom Deluxe
    1987 - 1988 Chevrolet V20 Suburban Silverado, Scottsdale
    1989 - 1991 Chevrolet V2500 Suburban Scottsdale, Silverado
    1988 Chevrolet V30 Cheyenne
    1987 - 1988 Chevrolet V30 Silverado, Scottsdale, Custom Deluxe
    1989 - 1991 Chevrolet V3500 Cheyenne, Silverado
    1989 - 1990 Chevrolet V3500 Scottsdale
    1993 Excalibur Limited Base
    1987 - 1989 Excalibur Phaeton Base
    1997 GMC C1500 Sierra GT
    1988 - 1998 GMC C1500 Sierra SLE
    1994 - 1998 GMC C1500 Sierra SLT, Sierra Special, Sierra SL
    1988 - 1993 GMC C1500 Sierra SLX, Sierra
    1992 - 1995 GMC C1500 Suburban SLE, Base
    1995 GMC C1500 Suburban SLT
    1988 - 1995 GMC C2500 Sierra SLE
    1994 - 1995 GMC C2500 Sierra SLT, Sierra SL
    1988 - 1993 GMC C2500 Sierra SLX, Sierra
    1992 - 1995 GMC C2500 Suburban Base, SLE
    1995 GMC C2500 Suburban SLT
    1994 - 1995 GMC C3500 Sierra SL, Sierra SLT
    1988 - 1995 GMC C3500 Sierra SLE
    1988 - 1993 GMC C3500 Sierra, Sierra SLX
    1987 GMC Caballero Diablo, Base
    1987 - 1995 GMC G1500 Rally STX, Rally, Vandura
    1987 - 1995 GMC G2500 Rally, Vandura, Rally STX
    1987 - 1996 GMC G3500 Rally Camper Special, Vandura, Rally, Vandura Special, Magnavan, Rally STX
    1987 - 1988 GMC G3500 Rally Custom
    1987 - 1996 GMC Jimmy Base
    2000 - 2001 GMC Jimmy Diamond Edition
    1998 - 2000 GMC Jimmy Envoy
    1987 - 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 SLT, Sierra Special
    1988 - 1998 GMC K1500 Sierra SLE
    1995 GMC K1500 Sierra SLS
    1993 GMC K1500 Sierra Sport
    1988 - 1993 GMC K1500 Sierra, Sierra SLX
    1992 - 1995 GMC K1500 Suburban SLE, Base
    1995 GMC K1500 Suburban SLT
    1994 - 1995 GMC K2500 Sierra SL, Sierra SLT
    1988 - 1995 GMC K2500 Sierra SLE
    1988 - 1993 GMC K2500 Sierra SLX, Sierra
    1992 - 1995 GMC K2500 Suburban SLE, Base
    1995 GMC K2500 Suburban SLT
    1994 - 1995 GMC K3500 Sierra SL, Sierra SLT
    1988 - 1995 GMC K3500 Sierra SLE
    1988 - 1993 GMC K3500 Sierra SLX, Sierra
    1987 - 1989 GMC P2500 Base, Value Van
    1987 - 1999 GMC P3500 Base
    1987 - 1990 GMC P3500 Value Van
    1987 GMC R1500 High Sierra, Sierra Classic, Base
    1987 - 1991 GMC R1500 Suburban Base
    1987 GMC R1500 Suburban High Sierra
    1987 - 1989 GMC R1500 Suburban Sierra Classic
    1990 GMC R1500 Suburban SLE
    1987 - 1989 GMC R2500 Sierra Classic, Base, High Sierra
    1987 - 1991 GMC R2500 Suburban Base
    1987 GMC R2500 Suburban High Sierra
    1987 - 1989 GMC R2500 Suburban Sierra Classic
    1990 GMC R2500 Suburban SLE
    1987 - 1991 GMC R3500 Base
    1987 - 1989 GMC R3500 Sierra Classic, High Sierra
    1990 - 1991 GMC R3500 SLE
    1988 GMC S15 Gypsy
    1988 - 1990 GMC S15 High Sierra, Base, Sierra Classic
    1988 - 1991 GMC S15 Jimmy Base
    1988 - 1990 GMC S15 Jimmy Gypsy, Sierra Classic
    1991 GMC S15 Jimmy SLT, SLE, SLS
    1988 - 1989 GMC S15 Jimmy Timberline
    1987 - 2005 GMC Safari Base, SLT, SLE
    1993 GMC Safari GT
    1987 - 2002 GMC Safari SL
    1987 - 1998 GMC Safari SLX
    1996 - 2013 GMC Savana 1500 Base, SLE
    2006 - 2013 GMC Savana 1500 LT, LS
    2009 - 2013 GMC Savana 1500 SL
    2001 - 2002 GMC Savana 1500 SLT
    1996 - 2006 GMC Savana 2500 Base
    1996 - 2005 GMC Savana 2500 SLE
    2001 - 2002 GMC Savana 2500 SLT
    2002 - 2005 GMC Sierra 1500 Base
    2001 GMC Sierra 1500 C3
    2002 GMC Sierra 1500 HT
    2005 - 2013 GMC Sierra 1500 Hybrid
    1999 - 2013 GMC Sierra 1500 SL, SLE, SLT
    2002 - 2013 GMC Sierra 1500 WT, Denali
    2010 - 2013 GMC Sierra 1500 XFE
    2007 GMC Sierra 1500 Classic SLE, SLT, SL, WT, Denali, Hybrid
    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
    1987 GMC V1500 Base, High Sierra, Sierra Classic
    1987 - 1991 GMC V1500 Suburban Base
    1987 GMC V1500 Suburban High Sierra
    1987 - 1989 GMC V1500 Suburban Sierra Classic
    1990 GMC V1500 Suburban SLE
    1987 GMC V2500 Base, Sierra Classic, High Sierra
    1987 - 1991 GMC V2500 Suburban Base
    1987 GMC V2500 Suburban High Sierra
    1987 - 1989 GMC V2500 Suburban Sierra Classic
    1990 GMC V2500 Suburban SLE
    1987 - 1991 GMC V3500 Base
    1987 - 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
    1991 - 2001 Oldsmobile Bravada Base
    1991 - 1992 Oldsmobile Custom Cruiser Base
    1989 Pontiac Firebird Trans Am GTA SE
    1989 - 1992 Pontiac Firebird Trans Am GTA, Formula
    1987 - 1992 Pontiac Firebird Trans Am, Base
    1987 Pontiac Grand Prix Brougham, LE, Base
    2002 - 2003 Workhorse FasTrack FT931 Base
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