Mercruiser 4 Cylinder Exhaust Manifold | Barr Marine MC-1-52390
Mercruiser 4 Cylinder Exhaust Manifold | Barr Marine MC-1-52390
Barr Marine
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Mercruiser 4 Cylinder Exhaust Manifold | Barr Marine MC-1-52390
Cast iron combination intake & exhaust manifold fits Mercruiser 140 HP 181 CID 4 cylinder marine engines.
- Barr Mercruiser exhaust manifold
- Direct replacement Mercruiser 4 cylinder exhaust manifold
- Fits Mercruiser model 140 marine engines from 1968-1982 serial number 3332138 and up
- Designed for 2 bbl Rochester carburetor
- Includes gaskets and mounting hardware
- Heavy duty cast iron
- Painted black
- Replaces Barr MC1-52390
- Replaces Mercruiser 52390A1 and 96705A1
- Replaces Osco 6705
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.