MERCRUISER
Ignition System
Spark
Contact
Dist.
Tune-Up
Electronic
Plug
Model
CYL
Year
Serial #
Set
Condenser
Rotor
Cap
Coil
Kit
Distributor
Conv. Kit
Wires
110(153cid)
L4
1963-66
1537370-2044033
{2}
120(153cid) 2.5L
L4
1964-89
1666601-0C853255
(9){2}
140(181cid) 3.0L
L4
1968-89
2508261-0C856558
(9){2}
3.0L/ LX
L4
1990-95
0C856559 - 0F603999
N/A
18-5262
N/A
(2)(9)
3.0L/ LX
L4
1990-95
0C856559 - 0F603999
N/A
N/A
N/A
N/A
N/A
N/A
N/A
NA
{7}
3.0L/LX
L4
1996 & Up
OF604000 & Up
N/A
N/A
N/A
N/A
{6}
140(194cid)
L6
1963
1538930-1725960
N/A
{2}
{5}
150(230cid)
L6
1964-66
1666495-2048046
N/A
--
{2}
160, 165(250cid)
L6
1967-81
2048022-5813433
--
{2}
200(292cid)
L6
1969
2453769-2712072
N/A
{2}
{3}✜
470, 485, 488
L4
1976-84
4208730 - 6916778
N/A
18-8808-2
{2}
(224cid)
165, 170, 190
L4
1985-89
6916779 & UP
N/A
18-8808-2
{2}
(224CID)
180LX
L4
1987-89
0B436391 & UP
N/A
18-8808-2
{2}
180LX
L4
1987-89
0B436391 & UP
N/A
18-5262
N/A
N/A
18-8808-2
(2)
185(229cid) 4bbl
V6
1983-84
6330183 - 6919655
18-5262
N/A
N/A
(2)
175, 185, 4.3
V6
1985-93
6919656-0F000877
N/A
N/A
N/A
N/A
(10)
(262cid) 2bbl
205, 4.3LX
V6
1985-96
0A331455-0F802999 (10)
N/A
N/A
N/A
N/A
(262cid) 4bbl
4.3L/LH/LX/LXH
V6
1996-2001
0F803000 & UP
N/A
N/A
N/A
N/A
(10)
Alpha(Gen+)
4.3L/LH/LX/LXH
V6
1996-2001
0F803000 & UP
N/A
N/A
N/A
N/A
(10)
Bravo(Gen+)
4.3L EFI,262
V6
1996-98
OF80300- 0L359999 {6}
N/A
N/A
N/A
N/A
Mag(TBI)(Gen+)
4.3L EFI(TBI)
V6
1996 & up
OL012009-OL359999 {2} 5✥*
N/A
N/A
N/A
N/A
(Gen+)
OL360000 & up
N/A
N/A
N/A
N/A
{2} 5✥*
4.3L EFI(TBI)
V6
1999-2001
0l360000 & UP
N/A
N/A
N/A
N/A
{10}
(Gen+)
190GM(283cid)
V8
1963-64
1564539-1730903
18-5417
N/A
{2}
{4}✜
{3}✜
{5}
4.3L MPI
V6
2001 & up
OM300000 & up
N/A
N/A
N/A
N/A
N/A
215 MCM & MIE
V8
1970-72
2781153-3563181
18-5402
N/A
(3)
{3}✜
Ford(302cid)
{5}
215 MCM & MIE
V8
1970-72
2781153-3563181
(1)
{3}
Ford(302cid)
{5}
225 MCM & MIE
V8
1973-74
3385721-4166999
N/A
(3)
{3}✜
Ford(302cid)
{5}
225 MCM & MIE
V8
1973-74
3385721-4166999
(1)
{3}
Ford(302cid)
{5}
225 MCM & MIE
V8
1973-74
3385721-4166999
N/A
➃
{3}✜
Ford(302cid)
{5}
233 MCM & MIE
V8
1975-77
4173000-4902304
(2)(8)
{3}
Ford(351w cid)
{5}
233 MCM & MIE
V8
1975-77
4173000-4902304
(2)
{3}
Ford(351w cid)
{5}
233 MCM & MIE
V8
1975-77
4173000-4902304
N/A
➃
{3}✜
Ford(351w cid)
{5}
888, 188 Ford
V8
1971-77
3108723-4887829
N/A
➃
{3}✜
(302cid)
{5}
888, 188 Ford
V8
1971-77
3108723-4887829
N/A
(3)
{3}✜
(302cid)
{5}
888, 188 Ford
V8
1971-77
3108723-4887829
(2)
{3}
(302cid)
{5}
888, 188 Ford
V8
1971-77
3108723-4887829
(1)
{3}
(302cid)
{5}
255 MCM & MIE
V8
1973-74
3385721-4166999
N/A
➃
{3}✜
Ford(351w cid)
{5}
(6) Thunderbolt
{3} Electronic dist. (std. Rotation) excl. Thunderbolt ign.
{10} Mercury HEI
Not applicable
NA
(7) For wire type lead use
{4} Mercury Ign.
➙ Distributorless Ignition
No longer available
NLA
(8) With screw-down cap
{5} Contact controlled dist. (std. Rotation) excl. Thunderbolt ign.
* These coils are the old standard series, not the
Mallory Ignition
(1)
(9) With conventional ign.
{6} Delco EST system
current upgrade kit
Prestolite
(2)
(10) Thunderbolt IV
{7} Delco digital system
* Thunderbolt IV(1) System
Autolite Ignition
(3)
{1} With copper connector
{8} With dist. cap
❂ Thunderbolt V Ignition
Mercury Ignition
➃
{2} Delco
{9} Distributor mounted ignition amplifier
✭ Thunderbolt IV(2) System
(5) Holley
✜ When replacing an HEI System with an Electronic Distributor- the amplifier must be removed; the coil changed; and the plug wires may need
to be changed out
591
