null

PHONE SUPPORT M-F 9-5EST 1-856-232-6969

FREE SHIPPING OVER $99

BEST PRICE GUARANTEED

EARN POWERBOAT REWARDS

OEM MerCruiser 7.4 / 454 / 502 Exhaust Manifold and Riser kit 807078T08 807988Q03

Brand:
Part Number:
K-OEM454
$1,332.96 $1,161.96
— You save $171.00
Earn $34.86 in PBS Store Credit
Availability:
In Stock - Ships same or next business day.
Shipping:
Free Shipping Over $99

Starting at $105/mo with . See if you qualify

The PBS Promise:



Description

OEM MerCruiser 454 and 502 Exhaust Kit

Fits:
 • 454 and 502 center riser style engines with 4 inch risers
 • Approx. 1983-2002

Includes:
 • 2x OEM MerCriuser Manifold 807078T08 Replaces 807078T10
   (manifold to head gaskets included in box)
 • 2x OEM 4" Riser, 7 degree - 807988q03 (replaces 807914A1 and 807988a03)
 • 2x OEM riser gaskets (selectable style)

 

 

View AllClose

Warranty Information

Mercury Marine & Quicksilver products carry a 1 year factory warranty against defects and workmanship. Serialized items such as engines, drives, and transom assemblies must be installed by a dealer for warranty to be valid.
View AllClose

Specs

MPN:
807078T08
Coating:
E-Coated
Engine Size:
Big Block V8 (454 and 502)
Generation:
Wet Joint (86-2002)

Reviews

4.6
Out of 5.0
A graph showing this site's review totals.
Overall Rating
88%
of customers that
buy this product give
it a 4 or 5-Star rating.
Verified Buyer
“Great buy”
October 10, 2023 by Kenneth R. (Va, United States)
“All looks good and as described”
Verified Buyer
“Great buy”
March 27, 2023 by Filomena E. (United States)
“Great purchase. Good price. Good company!”
Verified Buyer
“Great ”
March 27, 2023 by william H. (United States)
“Fast service excellent product.”

View AllClose
Support
1