Ford Performance Parts Ford Racing Mustang SVT 5.4L Modular Rocker Arm Set Adventure Imports Description: HYDRAULIC - Mutha' Thumpr"

Description: HYDRAULIC - Mutha' Thumpr" - High performance street/strip

Base 1983 - 1996 GMC Jimmy Base 2000 - 2001 GMC Jimmy Diamond Edition 1998 - 2000 GMC Jimmy Envoy 1983 - 1985 GMC Jimmy High Sierra 1983 - 1990 GMC Jimmy Sierra Classic 1986 GMC Jimmy Silverado 1995 - 2001 GMC Jimmy SL 1993 - 2001 GMC Jimmy SLS 1992 - 2001 GMC Jimmy SLT

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Ford Performance Parts Ford Racing Mustang SVT 5.4L Modular Rocker Arm Set Adventure Imports Description: HYDRAULIC - Mutha' Thumpr"Description: Original equipment on Ford GT 5. 4L engine Recommended upgrade for all years 4. 6L 5. 4L, 4 V and 2 V engines 4 grams lighter, stiffer, and better engagement on lash adjuster over 4. 6L DOHC rocker arms Lightest and strongest modular finger follower available for modular 4. 6L 5. 4L, 4 V and 2 V engines