7.4L Bravo (Gen 4) GM 454 V-8 1988-1991 - Serial 0B771113 Thru 0D603117 - Cylinder Head and Rocker / Valve Cover

Section Drawing: (Hover or click to view larger)

Ref # Current Part Number Description Superceded From Status Quantity Used
1 17671 COVER, ROCKER
NLA 2
2 807152 CAP, Filler 75336 SS/NLA 2
3 11995 STUD, ROCKER COVER
NLA 14
4 14763 REINFORCEMENT, ROCKER COVER STUD
NLA 8
4 14764 REINFORCEMENT, ROCKER COVER STUD
NLA 6
5 8M0098315 NUT, (.250-20), ROCKER COVER STUD 816730 SS/ACT 14
6 49121 GASKET, ROCKER COVER
NLA 2
7 75589 ROD, VALVE PUSH (INLET)
NLA 8
7 75590 ROD, VALVE PUSH (EXHAUST)
NLA 8
8 814506 VALVE, Exhaust (STANDARD)
NLA 8
8 814507001 VALVE, Exhaust (.015 O.S.) 814507 SS/NLA AR
9 49134 VALVE, Intake (STANDARD)
NLA 8
9 49135 VALVE, INLET (.015 O.S.)
NLA AR
10 75979 GUIDE, PUSH ROD
ACT 8
11 75988 SEAL, VALVE
ACT 16
12 14754T SPRING, VALVE (INLET AND EXHAUST) 14754 SS/ACT 16
13 14755 ROTATOR, VALVE SPRING
NLA 16
14 14753 CAP, VALVE
NLA 16
15 54530 KEY, VALVE STEM
ACT 32
16 19241 ARM, ROCKER VALVE
NLA 16
17 58041 BALL, ROCKER VALVE ARM
ACT 16
18 49119 NUT, ROCKER VALVE ARM STUD
NLA 16
19 883491R1 CYLINDER HEAD ASSEMBLY 9553 SS/NLA 2
20 49133 STUD, ROCKER VALVE ARM
NLA AR
21 8M0049045 GASKET, Cylinder Head 13687 SS/ACT 2
22 8M0102366 BOLT, (2.00 Inch), CYLINDER HEAD TO CYLINDER BLOCK 49106 SS/ACT 8
23 8M0102366 BOLT, (4.125 Inch), CYLINDER HEAD TO CYLINDER BLOCK 49105 SS/ACT 24
- 65184A88 GASKET SET, Engine
ACT 1