Reference Number:TECHIE K9C Spark Plug Replace for NGK 5238 R5671A-9,Accel 762, for ACDelco S41XL, for Autolite AR3933 AR3933X 2593 2594 2613 3933 4052, for Bosch 7529 F3CS W3C W3C0 W3CC W3CO, for Champion 296 C59CX, 687 C59 , 5296 C59CX, for Denso W27ES-U(4046), for Motorcraft AG701 AG701C AG701 AG901 AG901C, for E3.102R spark plug SPECIFICATIONS:Thread Diameter 14mm，Hex Size 5/8" (16mm)，Gap 0.031" (0.8mm)，Thread Pitch 1.25mm,Seat Type:Gasket. Vehicle Fitment:Compatible with LEM LX4 1999-2006,Gas Gas SM 50 2004,Cobra KING 1998-1999,fit for Husqvarna WXC 250,WXE 250 1992-1997,for KTM 550 MXC 1996,125 EXC,250 EXC,250 SX,300 EXC,440 EXC,440 MXC,550 MXC 1993-1995,for Kawasaki KDX200,KDX250 1992-1995,for Suzuki LT250R QuadRacer 1992,RM125 1990 Vehicle Fitment:Compatible with 1988 GMC V3500;1987 Chevrolet R30/V30;1987 GMC G3500/R3500;1986 GMC G2500/P3500;1979-1984 Chevrolet G10;1979-1983 Chevrolet G20/G30;1982 Chevrolet P30,GMC K3500/P3500;1981 Chevrolet C30/G10/K30,GMC C3500;1980 Chevrolet Camaro,Chevrolet K30,GMC C1500/K3500;1979 GMC C2500/C3500/K2500;1978 Chevrolet C10/C20/G10/K30,GMC C15/C25/C35/K25/K35;1978 Pontiac Firebird;1977 Chevrolet C10/C20/Camaro/K10/K20/K30,GMC C15/C25/C35 Vehicle Fitment:Compatible with 1976 Chevrolet C20/Camaro/K10/K20/Malibu,GMC C25/C32;1975 Chevrolet C10/C20/C30/El Camino/G20/K10/Nova,GMC K25;1990-2001 Acura Integra;1988-1991 Honda CRX;1988-2005 Honda Civic;1993-1997 Honda Civic del Sol;For Mercruiser Stern Drive 8 Cyl GM BigBlock TECHIE K9C Spark Plug Replace for NGK 5238 R5671A-9