SERVICE MANUAL NUMBER 23
COLLECTORS
IMPORTANT: Restrictor gaskets (if equipped) must be installed in order shown.
c
b
f
g
e
d
a
72780
1-1/4
Inch Muffler Riser Installation
a - Exhaust Manifold
b - Exhaust Elbow
c - Bolt (4 Each Manifold)
d - Gasket - Lightly Coat Both Sides With Quicksilver Perfect Seal
e - Riser 1-1/4 Inch (32 mm) Height
f - Restrictor Gasket (Open Gasket on Later Models)
g - Refer To Note Following
NOTE: Later models will have an open gasket (four slots) instead of a restrictor gasket (two
slots and two holes). If replacing gaskets, it is acceptable to replace the old gaskets with the
open gaskets. Be sure that the same type of gasket is used on both manifolds.
Cleaning and Inspection
1.
Disassemble muffler as shown.
b
a
c
d
72782
a - Removable End Plate
b - 4 Screws Secure End Plate
c - O-Ring Seal
d - Element - When Reassembling, Seat Tab In Slot In Casting
2.
3.
Clean (using pressurized water) and inspect parts, including filter element and O-ring
seal. If required, replace O-ring, securing in place with Quicksilver Sound Blanket Glue.
Reassemble as shown above. Tighten end plate screws securely.
Index
Index
90-861326--1
MARCH 1999
Page 7D-13
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(1 votes, average: 5 out of 5)
Marine readers have rated Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23 5.0 out of 5.0 based on 1 product reviews. Just need the manual. Wrote review. Can't technically review what I haven't seen yet...