3-50. CROSSOVER PIPE REPLACEMENT
This task covers:
a. Removal
b. Installation
a. Removal
1.
Remove two clamps (17) and heat shield (18) from crossover pipe (3).
2.
Remove three locknuts (1), washers (2), capscrews (4), washers (2), and crossover pipe (3) from right
exhaust manifold (5). Discard locknuts (1).
3.
Remove three locknuts (14), washers (13), capscrews (16), washers (13) , and crossover pipe (3) from
muffler (12). Discard locknuts (14).
4.
Remove three locknuts (10), washers (8), capscrews (7), washers (8), and crossover pipe (3) from left
exhaust manifold (9). Discard locknuts (10).
5.
Remove and discard three gaskets (6), (11), and (15).
INITIAL SETUP:
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Nine locknuts (Appendix G, Item 106)
Two gaskets (Appendix G, Item 38)
Gasket (Appendix G, Item 37)
Manual References
TM 9-2320-280-10
TM 9-2320-280-24P
Equipment Condition
• Engine access cover removed (para. 10-15).
•Right exhaust manifold rear heat shield removed
(para. 3-54).
General Safety Instructions
Do not touch hot exhaust system components with
bare hands.
b. Installation
1.
Install gasket (11) and crossover pipe (3) on left exhaust manifold (9) with three washers (8), capscrews (7),
washers (8), and locknuts (10).
2.
Install gasket (15) and crossover pipe (3) on muffler (12) with three washers (13), capscrew (16),
washers (13), and locknuts (14).
3.
Install gasket (6) and crossover pipe (3) on right exhaust manifold (5) with three washers (2), capscrews (4),
washers (2), and locknuts (1).
4.
Tighten locknuts (1), (10), and (14) to 26 lb-ft (35 N•m).
5.
Install heat shield (18) on crossover pipe (3) with two clamps (17).
TM 9-2320-280-20-2
3-92
Change 2
WARNING
Do not touch hot exhaust system components with bare hands. Severe
injury will result.
