Year Make Model Configuration Positions Application Notes
<< < 52 53 54 55 56 57 58 59 60 61 > >>
1981 GMC Jimmy 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC K1500 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC K1500 Suburban 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC K2500 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC K2500 Suburban 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC K3500 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC P2500 1/2 In. x 20 Thread; 9/16 In. Head
1981 GMC P3500 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep Cherokee L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep Cherokee V8 360 5.9L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep CJ5 L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep CJ7 L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep DJ5 L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep J10 L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep J10 V8 360 5.9L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep J20 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep Scrambler L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep Wagoneer L6 258 4.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Jeep Wagoneer V8 360 5.9L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile 98 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Custom Cruiser 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Cutlass V6 231 3.8L (3800cc) 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Cutlass V8 260 4.3L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Cutlass V8 350 5.7L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Cutlass Calais 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Cutlass Cruiser 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Cutlass Supreme 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Delta 88 V6 231 3.8L (3800cc) 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Delta 88 V8 260 4.3L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Delta 88 V8 307 5.0L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Delta 88 V8 350 5.7L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Omega V6 173 2.8L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Oldsmobile Toronado 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth Caravelle 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth Gran Fury 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth Horizon L4 135 2.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth PB150 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth PB250 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth PB350 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth Reliant L4 135 2.2L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Plymouth Trailduster 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Acadian L4 98 1.6L (1606cc) 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Bonneville V6 231 3.8L (3800cc) 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Bonneville V8 307 5.0L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Bonneville V8 350 5.7L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Catalina V6 231 3.8L (3800cc) 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Catalina V8 307 5.0L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Catalina V8 350 5.7L 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Firebird V6 231 3.8L (3800cc) 1/2 In. x 20 Thread; 9/16 In. Head
1981 Pontiac Firebird V8 305 5.0L 1/2 In. x 20 Thread; 9/16 In. Head