Items Per Page:
7 Results (Viewing 1 - 7 of 7)
Pipe Plug
Your Price:
$4.99

Pipe Plug

676-18-4258

Additional Details:

  • Material: Stainless Steel with square drive
  • Thread Size: 3/4" or 19.1mm - 14 NPT
  • Note: Pipe sealant with Teflon is recommended for use on plug threads

Use With:

  • 18-1949: Manifold Spacer
  • 18-1984: Manifold Spacer
  • 56507: Loctite Pipe Sealant (PST 6ml w/ Teflon)

Interchanges/Replaces

Crusader

  • 113186

GLM

  • 21892

Mallory

  • 9-41205

Mercruiser Stern Drive

  • 22-33198
  • 22-33198A1
  • 22-41622
  • 22-46754

Osco

  • 1016012
Manifold
Your Price:
$399.99

Manifold

676-18-1998-1

Key Features:

  • Port & Starboard

Additional Details:

  • Type: Universal Center Riser Manifold
  • Fits: Ford 302 and 351 CID Engines

Use With:

Interchanges/Replaces

Barr

  • FM-1-83

GLM

  • 56250

HGE

  • 1-81

Mallory

  • 9-40111

Osco

  • FL994
  • FLCR818

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2854-1Barr
  • 01-0107
GLM
  • 36830
Mallory
  • 9-65501
Osco
  • 992-G
1Exhaust Elbow Gasket N/A
18-0183-1Barr
  • FM 47 0000
  • MC47-27-73866
GLM
  • 33790
Mallory
  • 9-61420
Mercruiser Stern Drive
  • 27-54566
  • 27-73866
OMC Stern Drive
  • 3852455
  • 3853742
  • 908717
  • 916262
Osco
  • FL-GH
Pleasurecraft
  • RM0007
Volvo Penta
  • 3852455
  • 3853742
1Exhaust Manifold Gasket N/A
18-4258Crusader
  • 113186
GLM
  • 21892
Mallory
  • 9-41205
Mercruiser Stern Drive
  • 22-33198
  • 22-33198A1
  • 22-41622
  • 22-46754
Osco
  • 1016012
2Pipe Plug N/A
Manifold Spacer
Your Price:
$136.99

Manifold Spacer

676-18-1949

Key Features:

  • Ford small block V8 302-351 cu.in.
  • GM Big Block V8 454 cu.in.
  • GM Small Block 305-350 cu.in

Additional Details:

  • Size: 3"

Use With:

Interchanges/Replaces

Barr

  • CM 20-0097

GLM

  • 56030

Mallory

  • 9-40130

Osco

  • 994-S3
Exhaust Elbow Mounting Package
Your Price:
$14.99

Exhaust Elbow Mounting Package

676-18-4364

Additional Details:

  • Description: Open

Use With:

Interchanges/Replaces

Barr

  • 20-0082-P

Mallory

  • 9-40171

Osco

  • 992-MK

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-2854-1Barr
  • 01-0107
GLM
  • 36830
Mallory
  • 9-65501
Osco
  • 992-G
1Exhaust Elbow Gasket N/A
18-4258Crusader
  • 113186
GLM
  • 21892
Mallory
  • 9-41205
Mercruiser Stern Drive
  • 22-33198
  • 22-33198A1
  • 22-41622
  • 22-46754
Osco
  • 1016012
1Pipe Plug N/A
Exhaust Manifold Mounting Kit
Your Price:
$22.99

Exhaust Manifold Mounting Kit

676-18-8538

Key Features:

  • Barr & Indmar Ford Small Block V8 302-351 cu. in.

Use With:

Interchanges/Replaces

Mallory

  • 9-40172

Osco

  • FL-994MK

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0183-1Barr
  • FM 47 0000
  • MC47-27-73866
GLM
  • 33790
Mallory
  • 9-61420
Mercruiser Stern Drive
  • 27-54566
  • 27-73866
OMC Stern Drive
  • 3852455
  • 3853742
  • 908717
  • 916262
Osco
  • FL-GH
Pleasurecraft
  • RM0007
Volvo Penta
  • 3852455
  • 3853742
1Exhaust Manifold Gasket N/A
18-4258Crusader
  • 113186
GLM
  • 21892
Mallory
  • 9-41205
Mercruiser Stern Drive
  • 22-33198
  • 22-33198A1
  • 22-41622
  • 22-46754
Osco
  • 1016012
3Pipe Plug N/A
Exhaust Elbow Mounting Kit
Your Price:
$12.99

Exhaust Elbow Mounting Kit

676-18-8535

Key Features:

  • Barr, Indmar & Marine Power Ford Small Block V8 302-351 cu. in.
  • GM Big Block V8 454 cu. in.
  • GM Small Block V8 305-350 cu. in.

Additional Details:

  • Description: Blocked

Use With:

Interchanges/Replaces

Mallory

  • 9-40173
  • 9-40770

Osco

  • 992-MK-FW
  • CRR-MK-FW

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-0476-1Barr
  • 01-0105
GLM
  • 36820
Mallory
  • 9-65500
Osco
  • 992-G-FW
1Riser Block Off Gasket N/A
18-4258Crusader
  • 113186
GLM
  • 21892
Mallory
  • 9-41205
Mercruiser Stern Drive
  • 22-33198
  • 22-33198A1
  • 22-41622
  • 22-46754
Osco
  • 1016012
1Pipe Plug N/A
Manifold Riser Spacer Kit
Your Price:
$390.99

Manifold Riser Spacer Kit

676-18-1908K

Key Features:

  • Packaged as a set, complete with mounting hardware
  • 3" Riser Kit

Additional Details:

  • Fits: MCM V-6 carb & TBI eng. w/ 2 piece exhaust manifolds (s/n 0M614999 & below)

Use With:

Interchanges/Replaces

GLM

  • 50310

Mercruiser Stern Drive

  • 807476A6
  • 93320A13
  • 93320A2
  • 93320A3
  • 93320A5
  • 93320A6

List of Containing Parts

Sierra Item # OE/Competitor # Quantity Description Image Comments
18-1908Barr
  • MC-20-93320A3
Mallory
  • 9-40530
Mercruiser Stern Drive
  • 93320
Osco
  • 3320
2Manifold Riser Spacer N/A
18-4258Crusader
  • 113186
GLM
  • 21892
Mallory
  • 9-41205
Mercruiser Stern Drive
  • 22-33198
  • 22-33198A1
  • 22-41622
  • 22-46754
Osco
  • 1016012
2Pipe Plug N/A
18-4263Chrysler/Force/US Marine
  • 22-328021
  • 22-328022
  • F700633
  • FI5810151
GLM
  • 21893
Mercruiser Stern Drive
  • 22-32802
  • 22-328021
  • 22-328022
  • 22-841908
Mercury Marine
  • 22-30139
  • 22-32802
  • 22-328021
  • 22-328022
2Pipe Plug N/A
18-2849-1Barr
  • MC 47 27 87105
GLM
  • 32080
Mallory
  • 9-61414
Mercruiser Stern Drive
  • 27-818832
  • 27-860232
  • 27-863726
  • 27-87105
  • 27-871051
Osco
  • 8503-GO
2Exhaust Elbow Gasket N/A
18-0897Barr
  • MC 20 99208
  • MC47-27-41813
GLM
  • 30240
Mallory
  • 9-61413
Mercruiser Stern Drive
  • 27-41813
  • 27-860233
  • 27-863724
Osco
  • 8503-GR
2Exhaust Elbow Gasket N/A
18-0672Barr
  • MC 20 87918
  • MC-47-27-41811
GLM
  • 30220
Mallory
  • 9-61422
Mercruiser Stern Drive
  • 27-41811
  • 27-860231
  • 27-863725
  • 27-8637251
Osco
  • 8503-GB
2Exhaust Elbow Gasket N/A
NSSMercruiser Stern Drive
  • 11-49838
8LockwasherNo ImageN/A
7 Results (Viewing 1 - 7 of 7)