1996-1998 Chevrolet C/K Pick-up L8 5.0L cc C2500; Use w/E-634K ring set; Cast; .9275in Pin Dia; 2 Ring s ; 5/64 Groove; 1 Ring s ; 3/16 Groove; 1.550 CD; Recessed Head .055 deep x 3.160 dia. w/4 valve reliefs; .030in Oversize 1996-1999 Chevrolet C/K Pick-up L8 5.0L cc C1500; Use w/E-634K ring set; Cast; .9275in Pin Dia; 2 Ring s ; 5/64 Groove; 1 Ring s ; 3/16 Groove; 1.550 CD; Recessed Head .055 deep x 3.160 dia. w/4 valve reliefs; .030in Oversize 1996-1999 Chevrolet C/K Pick-up L8 5.0L cc K1500; Use w/E-634K ring set; Cast; .9275in Pin Dia; 2 Ring s ; 5/64 Groove; 1 Ring s ; 3/16 Groove; 1.550 CD; Recessed Head .055 deep x 3.160 dia. w/4 valve reliefs; .030in Oversize 1997-1998 Chevrolet C/K Pick-up L8 5.0L cc K2500; Use w/E-634K ring set; Cast; .9275in Pin Dia; 2 Ring s ; 5/64 Groove; 1 Ring s ; 3/16 Groove; 1.550 CD; Recessed Head .055 deep x 3.160 dia. w/4 valve reliefs; .030in Oversize ** NOTE PRODUCT IMAGE MAY NOT BE VEHICLE SPECIFIC