Find it / Search Box

Search text, Transmission model #, OEM part number, a part number.

177 Fulford Dr.
Harkers Island, NC 28531
(252) 504-3355
Check Your Order Status
(Tracking Information)

Shopping Cart  [more]

Exhaust Manifold for Mercruiser GM 305 350 Small Block V8 Port B-77234A2 77234B

  • Part #: BARMC-1-77234

Sold Out

  •  Limited Availability - Please Call 
  • Additional fees for this product
    Eastern States Manifold Shipping O50
    States this fee will apply to.
    AL, CT, DC, DE, FL, GA, IL, IN, KY, MA, MD, ME, MI, MS, NC, NH, NJ, NY, OH, PA, RI, SC, TN, VA, VT, WI, WV, ,
    Western States Manifold Shipping O50
    States this fee will apply to.
    AR, AZ, CA, CO, IA, ID, KS, LA, MN, MO, MT, ND, NE, NM, NV, OK, OR, SD, TX, UT, WA, WY, ,

Log Style Manifold for a Mercruiser that fits GM small block V8 Port side, and was used up to 1982.

This manifold uses an Osco # O6351 90° down angle for most sterndrives, and an Osco # 6771 0° down angle for most inboard applications.

They made two manifolds that look very similar but the riser mounting pads are different, the riser pad on this manifold is 3-3/4 x 4 Inches.

Replaces Mercruiser #:B-77234A2, 77234B
Osco # 7234B
GLM # 51237
Sierra # 18-1950-1
Mallory # 9-40503

Barr Manifolds and Risers come with a 3-year limited warranty (PDF)!
BARR American made

Copyright © 2022 Basic Power Industries.
Call us (252)728-5566