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7.4L MPI Bravo (Gen 6) GM 454 V-8 1998-2000 - Serial 0L010003 Thru 0M024330 - Exhaust Manifold and Exhaust Elbow

Section Drawing: (Hover or click to view larger)

Untitled Document
Ref. OEM Part # Hardin # Mallory # GLM # Other # Description Num Req. Superceded From Special Notes
1 807078T10


654-9011A MANIFOLD ASSEMBLY, Exhaust 2 807078A6
2 22-41622
676-9-41205 700-21892
PLUG, (.750-14) Pipe AR
 3
3 27-46820
676-9-61400 700-33760
GASKET 2  
4 10-37612



CREW, (.375-16 x 1.250) 14
 
5 16-860165



STUD 2  
6 860203T



SHIELD, Heat 1  
7 11-28770



NUT, (.312-24) Stainless Steel 2  
8 27-863724
676-9-61413

GASKET 2    (STANDARD COOLING) 4
9 807988A03


654-4354A ELBOW ASSEMBLY, Exhaust 2 807988A2
10 22-41622
676-9-41205 700-21892
PLUG, (.750-14) Pipe 2  
10 22-428611



FITTING, Pipe - Brass (.750-14) 2  
11 10-43749

700-22381
SCREW, (.375-16 x 5.750) 8  
11 10-43749

700-22381
SCREW, (.375-16 x 5.750) 4    SWISS EMISSIONS (BSO1 AND SAV1)
11 10-843504



SCREW, (.380-16 x 1.500) Stainless Steel 4  
12 22-862210A01
676-9-41206 700-13991
ELBOW KIT, Drain 2 22-806926A1
13 22-806608A02

700-13992
PLUG KIT, (.500-13) Royal Blue 2 22-806608A1
14 25-32509



O-RING, (.489 x .070) 2    4
15 93320A13



RISER KIT, Exhaust (3 Inches) 1 93320A5  EACH KIT CONTAINS 2 RISERS
15 93322A12

700-50610
RISER KIT, Exhaust (6 Inches) 1 93322A7  EACH KIT CONTAINS 2 RISERS
16 22-41622
676-9-41205 700-21892
PLUG, (.750-14) Pipe 2/4  
17 22-328022



PLUG, Pipe (.125-27) Brass 2/4  
18 27-863726
676-9-61414

GASKET 2  
19 12-46132



WASHER 4/8    USE WITH 3 IN. RISER
20 11-805979



NUT, (.375-24) 4/8    USE WITH 3 IN. RISER
21 8M0022137

700-22474
STUD, (.375 x 9.56) 4/8 16-11375  USE WITH 3 IN. RISER
22 10-14315



SCREW, (.375-16 x 4.25) 4    This Part is NLA from Mercruiser. (SWISS EMISSIONS (BSO1 AND SAV1) USE WITH 3 IN. RISER)
22 10-865982005



SCREW, (.375-16 x 1.00) 8 10-12244
23 12-843108



WASHER, (.330 x .560 x .060) Stainless Steel 2  
24 22-73379

700-22379
PLUG, (.250-18) 2  
- 27-802567A98



GASKET SET, Engine Overhaul 1  
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