Page 646 - 2021 Sierra Catalog

18-8523
EXHAUST ELBOW MOUNTING KIT
Crusader GM Small Block V8 305-350cu.in. (Models: 220, 270), GM Big Block V8 454cu.in.(Models: CH350, 454XL)
Used with:
Riser: 18-1927
18-8524
EXHAUST MANIFOLD MOUNTING KIT
Crusader GM Big Block V8 454cu.in. (Models: CH350 and 454XL)
Used with:
Manifolds: 18-1929 and 18-1933
18-8535
(CLOSED)
EXHAUST ELBOW MOUNTING KIT
Barr, Indmar and Marine Power Ford Small Block V8 302-351cu.in., GM Small Block V8 305-350cu.in., GM Big Block V8 454cu.in.
Used with:
Risers: 18-1939, 18-1999, and 18-1907 Blocked
18-8536
EXHAUST ELBOW MOUNTING KIT
Barr, Indmar and Marine Power GM Small Block V8 305-350cu.in.
Used with:
Manifold: 18-1997-1
18-8538
EXHAUST MANIFOLD MOUNTING KIT
Barr and Indmar Ford Small Block V8 302- 351cu.in.
Used with:
Manifold: 18-1998-1
18-8547
EXHAUST ELBOW MOUNTING KIT
For: GM SB V8 305-350cu.in. GM BB V8 454 cu. in.
Used with
Riser: 18-1938
PIPE PLUGS
Part #
Thread Size
Part #
Thread Size
18-4256
1/4"
18-4263
1/8" - 27 NPT
18-4257
1/4"
18-4264
3/8" -18 NPT
18-4258
3/4"
18-4461
HOSE BARB
3/4" - 14 NPT x 1" Hose
Corrosion Resistant Brass Fitting
18-4218
DRAIN TAP
Used with:
Most O.E.M. Manifolds
18-3223-9 Bulk Pack of 12 1/4" Brass
➀18-4218D
18-0601
EXHAUST MANIFOLD GASKET SET
For: "CH" Model Big Block V-8 Chevy 454 CID (7.4L) Use with:
Manifolds: 18-1929, 18-1933
18-0602-1
EXHAUST MANIFOLD GASKET SET
For: "CH" Model Small Block
V-8 Chevy 305 CID (5.0L) & 350 CID (5.7L)
➀ Items ending in "D" are Display Packaged - Regular number is Non-Display
628
INBOARD — CRUSADER - Cooling System