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700-51240 Mercruiser Big Block Chevy Exhaust Manifold Kit 454/502 89011A8 / 807078T08
Qty |
Description |
OEM # |
1 |
Exhaust Manifold |
807078T08 |
1 |
Hose Fitting w/ Drain Plug |
22-806926A1 |
1 |
Gasket-Elbow |
27-863724 |
1 |
Gasket-Manifold |
27-46820 |
- Direct Replacement for Mercruiser Big Block Chevy 454/502 Manifold
- Manifold Constructed from Cast Iron and painted with black corrosion resistant paint.
- Individual Runners for Improved Performance over Stock Manifold
- Replaces Mercruiser #807078T10, 80707T08 and 89011A8, 807078A6 Manifolds.
- Can use with 4" or 3" Riser
- Includes Gaskets
- 3-Year Warranty
- Sold Each.
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676-18-6399 Interchanges/ReplacesMalloryOMC Stern Drive
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This Part has options, please click the button below to order.
525-454 Mercruiser OEM V8 BBC 454/7.4L and 502/8.2L Exhaust Manifold and Riser Kit w/out Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988Q03 |
2 |
Exhaust Manifold Assy. (with drain plug) |
807078T08 |
2 |
Gasket-Elbow |
27-863724 (2 Slot, Restricted) or 27-863726 (4 Slot, Full Flow), or 27-863725-1 (Block Off, For Closed Cooling) |
2 |
Gasket-Manifold |
27-46820 |
- Direct OEM Manufactured Replacement for Mercruiser Big Block Chevy 454/502 Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #807078T08 and 89011A8 Manifolds
- Replaces Mercruiser #807988Q03, 807988A03 and 44354A3 Risers
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This Part has options, please click the button below to order.
525-4543 Mercruiser OEM V8 BBC 454/7.4L and 502/8.2L Exhaust Manifold and Riser Kit w/ 3" Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988Q03 |
2 |
Exhaust Manifold Assy. (with drain plug) |
807078T08 |
1 |
3" Spacer Kit with Elbow Gaskets |
93320A13 |
2 |
Gasket-Manifold |
27-46820 |
- Direct OEM Manufactured Replacement for Mercruiser Big Block Chevy 454/502 Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #807078T08 and 89011A8 Manifolds
- Replaces Mercruiser #807988Q03, 807988A03 and 44354A3 Risers
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This Part has options, please click the button below to order.
525-4546 Mercruiser OEM V8 BBC 454/7.4L and 502/8.2L Exhaust Manifold and Riser Kit w/ 6" Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988Q03 |
2 |
Exhaust Manifold Assy. (with drain plug) |
807078T08 |
1 |
6" Spacer Kit with Elbow Gaskets |
93322A12 |
2 |
Gasket-Manifold |
27-46820 |
- Direct OEM Manufactured Replacement for Mercruiser Big Block Chevy 454/502 Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #807078T08 and 89011A8 Manifolds
- Replaces Mercruiser #807988Q03, 807988A03 and 44354A3 Risers
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This Part has options, please click the button below to order.
525-350 Mercruiser OEM V8 SBC 305/5.0L and 350/5.7L Exhaust Manifold and Riser Kit w/out Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988Q03
|
2 |
Exhaust Manifold Assy. (with drain plug) |
860246Q11 |
2 |
Gasket-Elbow |
27-863724 (2 Slot, Restricted) or 27-863726 (4 Slot, Full Flow), or 27-863725-1 (Block Off, For Closed Cooling) |
2 |
Gasket-Manifold |
27-33395 |
- Direct OEM Manufactured Replacement for Mercruiser Small Block Chevy 305/350 Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #860246A10 and 860246Q11 Manifolds
- Replaces Mercruiser #807988Q03, 807988A03 and 44354A3 Risers
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This Part has options, please click the button below to order.
525-3503 Mercruiser OEM V8 SBC 305/5.0L and 350/5.7L Exhaust Manifold and Riser Kit w/ 3 " Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988Q03
|
2 |
Exhaust Manifold Assy. (with drain plug) |
860246Q11 |
1 |
3" Spacer Kit with Elbow Gaskets |
93320A13 |
2 |
Gasket-Manifold |
27-33395 |
- Direct OEM Manufactured Replacement for Mercruiser Small Block Chevy 305/350 Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #860246A10 and 860246Q11 Manifolds
- Replaces Mercruiser #807988Q03, 807988A03 and 44354A3 Risers
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This Part has options, please click the button below to order.
525-3506 Mercruiser OEM V8 SBC 305/5.0L and 350/5.7L Exhaust Manifold and Riser Kit w/ 6" Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988Q03
|
2 |
Exhaust Manifold Assy. (with drain plug) |
860246Q11 |
1 |
6" Spacer Kit with Elbow Gaskets |
93322A12 |
2 |
Gasket-Manifold |
27-33395 |
- Direct OEM Manufactured Replacement for Mercruiser Small Block Chevy 305/350 Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #860246A10 and 860246Q11 Manifolds
- Replaces Mercruiser #807988Q03, 807988A03 and 44354A3 Risers
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This Part has options, please click the button below to order.
525-35014 Mercruiser OEM V8 SBC 350 Dry Joint Exhaust Manifold and 14 Degree Riser Kit w/out Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
864591T02 (14 Degree)
|
2 |
Exhaust Manifold Assy. (with drain plug) |
865735A02 |
2 |
Gasket-Elbow |
(2 Slot, Restricted) or (4 Slot, Full Flow), or (Block Off, For Closed Cooling) |
2 |
Gasket-Manifold |
27-33395 |
- Direct OEM Manufactured Replacement for Mercruiser Small Block Chevy 350 Dry Joint Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #865735A02 and 864308T01 Manifolds
- Replaces Mercruiser #864591T02 Risers
- Fits 2002 and newer 350/377 engines with dry joint exhaust serial 0M317000 and up.
- Fits 2004 and newer 305, 350 and 377 engines with dry joint exhaust serial 0W310000 and up.
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This Part has options, please click the button below to order.
525-35007 Mercruiser OEM V8 SBC 350 Dry Joint Exhaust Manifold and 7 Degree Riser Kit w/out Spacer
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
864309T02 (7 Degree)
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2 |
Exhaust Manifold Assy. (with drain plug) |
865735A02 |
2 |
Gasket-Elbow |
(2 Slot, Restricted) or (4 Slot, Full Flow), or (Block Off, For Closed Cooling) |
2 |
Gasket-Manifold |
27-33395 |
- Direct OEM Manufactured Replacement for Mercruiser Small Block Chevy 350 Dry Joint Manifolds and Risers
- Manifolds and 4" Risers Constructed from Cast Iron and painted with black corrosion resistant paint.
- Replaces Mercruiser #865735A02 and 864308T01 Manifolds
- Replaces Mercruiser #865735A02 Risers
- Fits 2002 and newer 350/377 engines with dry joint exhaust serial 0M317000 and up.
- Fits 2004 and newer 305, 350 and 377 engines with dry joint exhaust serial 0W310000 and up.
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700-58246 Stock Mercury Replacement BBC 454/7.4L and 502/8.1L Cast Iron Exhaust Kit w/ 6” Spacer
Mercury Big Block Chevy Exhaust Kit with 6 Inch Spacer. This kit has 3 Inch Elbow Kit used with 4" exhaust hose. For 1981 & Up.
Qty |
Description |
OEM # |
2 |
Exhaust Elbow |
807988A2 |
2 |
Exhaust Manifold Assy. |
807078A6 |
2 |
Spacer 6" |
807477A2 |
2 |
Gasket-Fresh Water |
27-860231 |
2 |
Gasket-Raw Water |
27-863724 |
2 |
Gasket |
27-863726 |
2 |
Gasket |
27-46820 |
8 |
Screw |
10-12244 |
8 |
Screw |
10-43749 |
2 |
Hose Fitting w/ Drain Plug Kit |
22-806926A1 |
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