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

Shopping Cart  [more]

Exhaust Manifold Kit for Mercruiser GM Big Block with 3 inch Exhaust GLM58241


  • Part #: GLM58241

Please Choose:

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


I require the following spacers: (choose one)


Add to Cart:

The GLM 58241 Exhaust Manifold Kit for Mercruiser, Marine Power Big Block V8 454/502 CID Center Riser with 3" exhaust hose.
This kit includes:
2 -GLM51110 3" Risers
Riser Exhaust for Mercruiser V6 V8 with 3 Inch Exhaust 1983-1986 98504A3
2 - GLM51240 Manifolds
Manifold Exhaust Marine for Mercruiser GM 454 7.4L 502 8.2L V8 89011
Cross Reference Component Part Numbers
Mercury Quicksilver Manifold: 807078A6, 89011A8
  Riser: 98504A3
Osco Manifold: 9011
  Riser: 8503A
Barr Manifold: MC-1-89011
  Riser: MC-20-98504
GLM Manifold: 51240
  Riser: 51110
Sierra Manifold: 18-1957-1
  Riser: 18-1970-1
Mallory Manifold: 9-40506
  Riser: 9-40557
HGE Manifold: 9011
  Riser: (not available)

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

Copyright © 2021 Basic Power Industries.