The Edelbrock #93777 Exhaust Valve is a 1.81" 1-piece, swirl-polished, hardened tip stainless steel valve with undercut stems for increased flow. Fits Edelbrock #77919, #77929, #77939 & #77949 Cylinder Heads. Overall Length: 5.100".

This Part Fits:

Year	Make	Model	Submodel
1990-1993	Chevrolet	C1500	454 SS
1990-1992	Chevrolet	C1500	Cheyenne
1990	Chevrolet	C1500	Scottsdale
1990-1992	Chevrolet	C1500	Silverado
1990-1992	Chevrolet	C1500	WT
1994-1997,1999-2000	Chevrolet	C2500	Base
1991-1998	Chevrolet	C2500	Cheyenne
1999-2000	Chevrolet	C2500	LS
1991-1992	Chevrolet	C2500	Scottsdale
1991-1998	Chevrolet	C2500	Silverado
1994-1995,1998	Chevrolet	C2500	WT
1994-1997,1999-2000	Chevrolet	C3500	Base
1988-1998	Chevrolet	C3500	Cheyenne
1999-2000	Chevrolet	C3500	LS
1988-1992	Chevrolet	C3500	Scottsdale
1988-1998	Chevrolet	C3500	Silverado
1994-1997,1999-2000	Chevrolet	K2500	Base
1991-1998	Chevrolet	K2500	Cheyenne
1999-2000	Chevrolet	K2500	LS
1991-1992	Chevrolet	K2500	Scottsdale
1991-1998	Chevrolet	K2500	Silverado
1994-1995,1998	Chevrolet	K2500	WT
1994-1997,1999-2000	Chevrolet	K3500	Base
1988-1998	Chevrolet	K3500	Cheyenne
1999-2000	Chevrolet	K3500	LS
1988-1992	Chevrolet	K3500	Scottsdale
1988-1998	Chevrolet	K3500	Silverado
1988	Chevrolet	R20	Cheyenne
1988	Chevrolet	R20	Custom Deluxe
1988	Chevrolet	R20	Scottsdale
1988	Chevrolet	R20	Silverado
1989	Chevrolet	R2500	Cheyenne
1989	Chevrolet	R2500	Scottsdale
1989	Chevrolet	R2500	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
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
1991-1993	GMC	C2500	Sierra
1994-2000	GMC	C2500	Sierra SL
1991-2000	GMC	C2500	Sierra SLE
1994-2000	GMC	C2500	Sierra SLT
1991-1993	GMC	C2500	Sierra SLX
1988-1993	GMC	C3500	Sierra
1994-2000	GMC	C3500	Sierra SL
1988-2000	GMC	C3500	Sierra SLE
1994-2000	GMC	C3500	Sierra SLT
1988-1993	GMC	C3500	Sierra SLX
1991-1993	GMC	K2500	Sierra
1994-2000	GMC	K2500	Sierra SL
1991-2000	GMC	K2500	Sierra SLE
1994-2000	GMC	K2500	Sierra SLT
1991-1993	GMC	K2500	Sierra SLX
1988-1993	GMC	K3500	Sierra
1994-2000	GMC	K3500	Sierra SL
1988-2000	GMC	K3500	Sierra SLE
1994-2000	GMC	K3500	Sierra SLT
1988-1993	GMC	K3500	Sierra SLX
1988-1989	GMC	R2500	Base
1988-1989	GMC	R2500	High Sierra
1988-1989	GMC	R2500	Sierra Classic
1988-1991	GMC	R3500	Base
1988-1989	GMC	R3500	High Sierra
1988-1989	GMC	R3500	Sierra Classic
1990-1991	GMC	R3500	SLE
1988-1991	GMC	V3500	Base
1988-1989	GMC	V3500	High Sierra
1988-1989	GMC	V3500	Sierra Classic
1990-1991	GMC	V3500	SLE