177 Fulford Dr.
Harkers Island, NC 28531
(252) 504-3355
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Marine Manifold Exhaust Kit for Mercruiser 305 5.0L 350 5.7L V8 3 Inch Barr


  • Part #: BPISB3MER

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Add Mounting Hardware ($30.00)


I have Fresh Water Cooling with Anti-Freeze in my Manifolds


I require the following spacers: (choose one)


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Exhaust Manifold Kit for Mercruiser and Marine Power with the Small Block V8 GM 305/350 CID Center Risers 1983-1986 with 3" exhaust
This kit has 3 inch center risers, and was used from 1983 thru 1986 (partial).
This kit includes:
2 - Barr # MC-20-98504 3" Risers
Exhaust  Riser  for  Mercruiser  3  Inch  Exhaust  98504A3

2 - Barr # MC-1-87114 Manifolds
Exhaust  Manifold  for  Mercruiser  GM  305  5.0L,  350  5.7L  V8  1983-newer

Necessary hardware, gaskets and plugs included

This Kit will replace the Original Mercruiser equipment.

NOTE: This exhaust kit WILL NOT FIT Dry Joint Exhaust Systems.
Click here if you have a Dry Joint Exhaust

Cross Reference Component Part Numbers
Mercury Quicksilver Manifolds 860246A10, 87114A19
  Risers 98504A3
Osco Manifolds 7114B
  Risers 8503A
Barr Manifolds MC-1-87114
  Risers MC-20-98504
GLM Manifolds 51230
  Risers 51110
  Kit (4 Manifold/Riser) 58231
Sierra Manifolds 18-1953-2
  Risers 18-1970-1
HGE Manifolds 7114
  Risers (not available)
Mallory Manifolds 9-40507
  Risers 9-40557

Extra Shipping applies for Manifold/Riser Kits: $59 for states east of the Mississippi, $79 for states west of the Mississippi
Shipping outside of the contiguous US will be sent by email after the order is placed

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