177 Fulford Dr.
Harkers Island, NC 28531
(252) 504-3355

Manifold Exhaust Marine for Mercruiser GM 454 7.4L 502 8.2L V8 89011

  • GLM51240 is currently unavailable and is replaced by..
  • Part #: HGE9011


  • Add to Cart:

  • Additional fees for this product
    Eastern States Manifold Shipping
    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
    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, ,

Exhaust Manifold for Mercruiser Big Block 7.4L 454 applications. This center riser Exhaust Manifold was used on GM Big Block Engines From 1983 & up. It uses Riser Osco # 8503A for the 3.0", and Osco # 4354 for the 4.0". Also, the mounting kit is Osco # 9011-MK.

Replaces: Mercury Quicksilver #s: 807078A6, 89011A8; Barr # MC-1-89011; GLM # 51240; Sierra # 18-1957-1; Mallory # 9-40506

Osco Manifolds and Risers come with a 3-year limited warranty (PDF)!


Related Products

Copyright © 2024 Basic Power Industries.
Call us (252)728-5566