Gen V And Gen VI (Except 7.4L Gen VI) Engine Specifications
Unit of Measurement
In. (mm)
PISTON RING
502
MAGNUM
8.2L
ENGINE
7.4L
454 MAGNUM
.0012-.0029
(0.0305-0.0737)
.0017-.0032
(0.044-0.081)
.0017-.0032
(0.044-0.081)
Top
2nd
C
o
m
p
r
Groove
Side
Clearance
Production
.0012-.0029
(0.0305-0.0737)
.0017-.0032
(0.044-0.081)
.0017-.0032
(0.044-0.081)
Service
High Production Limit + .010 (0.02) Max
e
s
s
i
o
n
.010-.018
(0.25-0.46)
.011-.021
(0.28-0.53)
Top
2nd
Production
Gap
.016-.024
(0.41-0.61)
.016-.026
(0.41-0.66)
Service
High Limit Production + .010 (0.25) Max
.0050-.0065 (0.127-0.165)
Production
Groove
Side
Clearance
High Limit
Production
(0.12) Max
Service
High Limit Production + .001 (0.25)
.005
Oil
.010-.030
(0.254-0.762)
.020-.035
(0.508-0.889)
.010-.030
(0.254-0.76)
Production
Service
Gap
High Limit
Production
High Limit Production + .001 (0.25)
.005
(0.12) Max
PISTON PIN
502
MAGNUM
8.2L
ENGINE
7.4L
454 MAGNUM
.9895-.9897
(25.132-25.1371)
.9895-.9898
(25.134-24.140)
Diameter
Produc-
tion
.0002-.0007
(0.0050-0.0177)
.00025-.00035
(0.0064-0.0088)
Clearance In Pin
Service
.001 (0.025) Max
.0021-.0031
(0.0533-0.0787)
Interference
.0008-.0016
Interference
(0.021-0.040)
Fit In Rod
Index
90-823224--2
796
454 CID (7.4L) / 502 CID (8.2L) - 3A-5
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1993, 1994, 1995, 1996, 1997 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(4 votes, average: 4.5 out of 5)
Marine readers have rated 1993 1997 Mercury-MerCruiser GM V8 454 CID 7.4L and 502 CID 8.2L Marine Engines Service Manual Number 16 4.5 out of 5.0 based on 4 product reviews. Hugely helpful service manual! Perfect. Thank you!
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