Page 133 of GM Goodwrench Engines Catalog by GM Goodwrench

GOODWRENCH SERVICE REPLACEMENT ENGINES Section V Page 132 August 2004 88890529 454 CID New 7.4L 1974-86 Chevrolet, GMC C2,3 K3 (LE8)-454N (LF8)-454W 1984-93 Chevrolet, GMC P3 (LE8)(LF8)(L19) KC4 1987-91 Chevrolet, GMC R2,3 (L19)(LE8) 1987-91 Chevrolet, GMC V3 (L19)(LE8) 1988-93 Chevrolet, GMC CK1,2,3 (L19) 1988-93 Chevrolet, GMC G3 (L19)-454N Engine-Specific Content: Crankshaft Balancer, Front Cover, Oil Fill Cap, Oil Pan, Oil Pump w/Screen, Oil Pump Drive Shaft, Valve Rocker Cover Notes: Does not use old oil adapter. Cooler lines go to block. Replaces: 12531454, 10181230 Replaced By: INSTALLATION INSTRUCTIONS All part number 88890529, Goodwrench 7.4 Liter engine assembly, has been developed as a service replacement engine for 1974-1993 light duty truck 454 C.I.D. engine applications. When using this engine to replace 1990 and prior applications, the following kits are required: Retrofit Kit Model Year Restriction 15637091 C1,3 1988-90 Automatic Transmission 15637092 K3 1988-90 Automatic Transmission 15637093 C3 1988-90 Manual Transmission 15637094 K3 1988-90 Manual Transmission 15637099 G3 1988-90 All (w/Oil Cooling) 15637100 P3 (32) 1974-90 w/A.T. 15637101 P3 (32) 1974-90 w/A.T. 15637105 P2,3 1987-90 w/M.T. 15637105 C2,3 1974-86 w/M.T. 15637106 R2,3 1987-90 w/A.T. 15637106 C2,3 1974-86 w/A.T. 15637107 V3 1987-90 w/M.T. 15637107 K3 1974-86 w/M.T. 15637108 V3 1987-90 w/A.T. 15637108 K3 1974-86 w/A.T. Oil Cooling Kit Model Year Restriction 15637095 CK3 1988-90 KC4 SA5, SA6 15637096 C1 1990 KC4 (Exc. SA5, SA6) 15637096 CK1 1988-90 KC4 (Exc. SA5, SA6) 15637102 P3 (42) 1987-90 KC4 15637103 P3 (32) 1987-90 KC4 EN2 15637104 P3 (32) 1987-90 KC4 EN 15637104 P3 (32) 1984-86 KC4 15637109 R2,3 1987-90 KC4 15637109 C2,3 1983-87 KC4 15637109 C2,3 1974-82 KC4* 15637110 V3 1987-90 KC4 15637110 K3 1983-86 KC4 15637110 K3 1974-82 KC4* *oil cooler part number 3053355 is required. This engine is built to production point of build torque specifications; loss of some torque is normal. It is not necessary to retorque any bolts.

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