1
Exhaust manifold
13
Washers, plain, 13/32 (3 req'd)
2
Gasket
14
Bushings (2 req'd)
3
Nuts, brass, 3/8-16NC (4 req'd)
15
Heat control valve
4
Washers, plain, 3/8 (4 req'd)
16
Valve shaft
5
Studs, 3/8-16 NC x 1 3/4 (3 req'd)
17
Valve weight
6
Washers, plain, 25/64 (2 req'd)
18
Screw, No. 10-32 x 3/4
7
Nuts, brass, 3/8-16 NC (11 req'd)
19
Stud, y4-20 NC x 1
8
Gasket
20
Washer, plain, 1/4
9
Studs, 3/8-16 NC x 3 5/16 (4 req'd)
21
Nut, 1/4-20 NC
10
Intake manifold
22
Key
11
Pipe plug
23
Nut, No. 10-32
12
Bridge clamp
Figure 46. Intake and exhaust manifolds disassembled.
manifold (1) is attached to the intake manifold (10) by four studs (9), washers (4), and nuts (3).
b. Removal.
(1) Remove the carburetor (par. 106(b)).
(2) Unscrew the pipe nipple and disconnect the exhaust pipe from the exhaust manifold (1).
(3) Remove the mounting nuts (7), bridge clamps (12), and washers (6) from the mounting studs (5).
(4) Slightly lift up the exhaust (1) and intake (10) manifolds and pull them off the mounting studs (5). Remove
and discard the gasket (2).
(5) Remove and replace mounting studs (5) if bent, cracked, or stripped.
c. Disassembly.
(1) Remove the four nuts (3) and washers (4) from the exhaust and intake manifold studs (9).
129