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AVAILABLE IN THE ONLINE SHOPPING AREA
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V6 and V8 Manifolds |
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These OSCO manifolds and risers replace
original Mercruiser manifolds and risers on Chevy V6 and V8 engines after
model year 1983. They will except all original fittings, and
gaskets. All six pieces feature improved internal water jackets and
exhaust passages, and unlike other brands, the OSCO small block V8
manifold is designed so that the spark plugs can be removed with a
standard spark plug wrench without loosening or removing the manifold. |
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here to check Prices |
V8 Manifold Part No. 9011.
Replaces Mercruiser part# 89011, etc.
Includes all pipe plugs. Fits big block Chevy. |
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here to check Prices |
V8 Manifold Part No. 7114B.
Replaces Mercruiser part#'s 87114B, 87114A8,
87114A19 etc. Includes all pipe plugs. Fits
small block Chevy. |
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here to check Prices |
V6 Manifold Part No. 9745
Replaces Mercruiser part#'s 99745, 99746,
etc. Includes all pipe plugs. Fits V6 Chevy. |
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Risers |
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4" Riser Part No. 4354.
Replaces
Mercruiser part# 44354, etc.
Includes all pipe plugs. |
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here to check Prices |
3"
Riser Part No. 8503A.
Replaces
Mercruiser part# 98503,
etc. Will accept original
Mercruiser
oil
filter bracket. Includes all pipe plugs. |
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here to check Prices |
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Gasket,
Part No.8503-GR. Restrictor gasket.
fits above risers. Replaces Mercruiser part# 27-4183.
