MERCRUISER IGNITION SYS

APPLICATION CHARTS



Spark Plug Wire Sets and Accessories for Mercruiser Stern 

 
Sensors and Emission Related Products for Mercruiser Stern Drives




811635Q2

Model

Serial Range

MAP Sensor

Throttle Position Sensor

Pressure Regulator

Idle Air Control

Coolant Temperature Sensor

Throttle Body Gasket

5.7 (350) MAGNUM BRAVO (EFI) F602000 - Up 18-7684 18-7630 - 18-7632
18-7600 18-0740
5.7 BRAVO 350 MAGNUM (TBI) F752400 - Up 18-7684

18-7630 - 18-7632
18-7600 -
320 (EFI) A543604 - Up - - 18-7651 - - -
7.4 (454) F563052 - Up 18-7684

18-7630 - 18-7632
18-7600 18-0740


A

Spark Plug Wire Sets and Accessories for Mercruiser Stern Drives

               
 
 

Models

Cylinders

Ignition Type

Spark Plug Wire Leads

120 (153 CID) 4 Conventional
18-8800-1
120 (153 CID) 4 Digital 18-8811-1
140 (181 CID) 4 Conventional 18-8800-1
140 (181 CID) 4 Digital 18-8811-1
150 IL6 Conventional 18-8809-1
160 IL6 Conventional 18-8809-1
165 IL6 Conventional 18-8809-1
185 CID V6 Conventional 18-8801-1
198 GM V8 Conventional 18-8803-2
224 CID 4 Conventional 18-8808-2
224 CID 4 Digital 18-8811-1
225 FORD V8 Conventional 18-8803-2
225 GM V8 Conventional 18-8803-2
228 GM V8 Conventional 18-8803-2
229 CID V6 Conventional 18-8801-1
233 FORD V8 Conventional 18-8803-2
250 GM V8 Conventional 18-8803-2
255 FORD V8 Conventional 18-8803-2
260 GM V8 Conventional 18-8803-2
260 TR V8 Thunderbolt 18-8804-1
262 CID V6 Thunderbolt 18-8810-1
280 GM V8 Conventional 18-8803-2
305 CID LH V8 Thunderbolt 18-8804-1
305 CID RH V8 Thunderbolt 18-8804-1
320 EFI V8 Thunderbolt 18-8804-1
330 TR V8 Thunderbolt 18-8804-1
330 V8 Conventional 18-8803-2
350 CID LH V8 Thunderbolt 18-8804-1
350 CID RH V8 Thunderbolt 18-8804-1
350 MAG V8 Thunderbolt 18-8804-1
350 MAG MPI BRAVO (Gen+) V8 Delco HEI 18-8836-1
350 MAG EFI SKI V8 Delco HEI 18-8832-1
350 MAG MPI MIE (Gen+) V8 Delco HEI 18-8832-1
350 MAG MPI MIE (Gen+) V8 Mercury HEI 18-8834-1
350 MAG MPI SKI (Gen+) V8 Delco HEI 18-8836-1
350 MAG SKI V8 Thunderbolt 18-8821-1
370 V8 Conventional 18-8803-2
400 V8 Conventional 18-8803-2
420 V8 Thunderbolt 18-8804-1
420 V8 Thunderbolt 18-8837-1
425 V8 Thunderbolt 18-8837-1
440 V8 Conventional 18-8803-2
454 CID V8 Thunderbolt 18-8804-1
454 EFI V8 Delco HEI 18-8832-1
454 Hi Perf V8 Thunderbolt 18-8824-1
454 Horizin MIE V8 Delco HEI 18-8832-1
454 MAG V8 Thunderbolt 18-8804-1
454 Mag MPI V8 Delco HEI 18-8832-1
460 V8 Conventional 18-8803-2
465 V8 Thunderbolt 18-8837-1
496 V8 Distributorless 18-8838-1
500 V8 Thunderbolt 18-8837-1
500 Bulldog V8 Thunderbolt 18-8837-1
502 EFI & Mag MPI V8 Delco HEI 18-8832-1
502 Mag V8 Delco HEI 18-8832-1
525SC V8 Thunderbolt 18-8837-1
600SC V8 Thunderbolt 18-8837-1
800SC V8 Thunderbolt 18-8837-1
888  FORD V8 Conventional 18-8803-2
898 GM V8 Conventional 18-8803-2
2.5L 4 Conventional 18-8800-1
2.5L 4 Digital 18-8811-1
3.0L 4 Conventional 18-8800-1
3.0L 4 Digital 18-8811-1
3.0LX 4 Delco EST 18-8833-1
3.0LX 4 Digital 18-8811-1
3.7L 4 Conventional 18-8808-2
3.7L 4 Digital 18-8811-1
3.7LX 4 Conventional 18-8808-2
3.7LX 4 Digital 18-8811-1
4.3L V6 Thunderbolt 18-8810-1
4.3L EFI(TBI) V6 Thunderbolt 18-8810-1
4.3L MPI V6 Delco HEI 18-8835-1
4.3LX V6 Thunderbolt 18-8810-1
5.0L V8 Thunderbolt 18-8804-1
5.0L Alpha (Gen+) V8 Thunderbolt 18-8821-1
5.0L Bravo (Gen+) V8 Thunderbolt 18-8821-1
5.0L IB V8 Thunderbolt 18-8804-1
5.0L MIE MPI V8 Delco HEI  18-8828-1
5.0LX V8 Thunderbolt 18-8804-1
5.7L V8 Thunderbolt 18-8804-1
5.7L IB V8 Thunderbolt 18-8804-1
5.7L SKI V8 Conventional 18-8802-1
MX 6.2 BLACK SCORPION SKI V8 Delco HEI 18-8822-1
7.4L V8 Thunderbolt 18-8804-1
7.4L IB V8 Thunderbolt 18-8804-1
BLACK SCORPION SKI (GEN+) 350CID V8 Delco HEI 18-8832-1
BLACK SCORPION SKI (GEN+) 350CID V8 Delco HEI 18-8822-1

Models

Cylinders

Ignition Type

Spark Plug Wire Leads

               

Sierra

Representative picture only
18-8834-1 MERCRUISER PLUG WIRE SET
ADD TO CART18-8835-1 MERCRUISER PLUG WIRE SET ADD TO CART
18-8836-1 Spark Plug Wire Set for Mercruiser Stern Drives


            
 


            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8829-1 Spark Plug Wire Set for Mercruiser Stern Drives


            
 
18-8829-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8800-1 Spark Plug Wire Set

18-8811-1 Spark Plug Wire Set


            
 
  
18-8811-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 

 


            
 
  
18-8837-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8822-1 Spark Plug Wire Set for Mercruiser Stern Drives
 


            
 


            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8810-1 Spark Plug Wire Set


              
  
18-8810-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8834-1 Spark Plug Wire Set for Mercruiser Stern Drives
 


              
  
18-8834-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 


18-8835-1 Spark Plug Wire Set for Mercruiser Stern Drives


            
 
  
18-8835-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 


18-8804-1 Spark Plug Wire Set for Mercruiser Stern Drives


            
 


            CLICK ON PART NUMBER FOR MORE INFO

 

  • replaces: Mercury Marine 84-813720A3
  • replaces: Mercury Marine 84-813720A2
  • replaces: Mercury Marine 84-813720A4
  • replaces: Mercury Marine 84-816761A4

 

18-8830-1 Spark Plug Wire Set for Mercruiser Stern Drives
 


            
 
  
18-8830-1 MERCRUISER PLUG WIRE SET

            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8830-1 MERCRUISER PLUG WIRE SET ADD TO CART
18-8833-1 Spark Plug Wire Set for Mercruiser Stern Drives

            CLICK ON PART NUMBER FOR MORE INFO

 


 

Part # 18-8833-1 MERCRUISER PLUG WIRE SET ADD TO CART
18-8809-1 Spark Plug Wire Set for Mercruiser Stern Drives



            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8821-1 Spark Plug Wire Set for Mercruiser Stern Drives



            CLICK ON PART NUMBER FOR MORE INFO

 

  • replaces: Mercury Marine 84-813720A3
  • replaces: Mercury Marine 84-813720Q4
  • replaces: Mercury Marine 84-813720Q3
  • replaces: Mercury Marine 84-816761Q4
  • replaces: Mercury Marine 84-813720A4
  • replaces: Mercury Marine 84-816761A4

 

Part # 18-8821-1 MERCRUISER PLUG WIRE SET ADD TO CART
18-8828-1 Spark Plug Wire Set for Mercruiser Stern Drives



            CLICK ON PART NUMBER FOR MORE INFO

 


 

Part # 18-8828-1 MERCRUISER PLUG WIRE SET
ADD TO CART
18-8838-1 Spark Plug Wire Set for Mercruiser Stern Drives



            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8832-1 Spark Plug Wire Set for Mercruiser Stern Drives



            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8801-1 Spark Plug Wire Sets 



            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8803-2 Spark Plug Wire Sets


            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8802-1 Spark Plug Wire Sets



            CLICK ON PART NUMBER FOR MORE INFO

 

  • replaces: OMC 503752
  • replaces: OMC 503755
  • Replaces: Mercury Marine 84-816761Q12

 

18-8824-1 Spark Plug Wire Set




            CLICK ON PART NUMBER FOR MORE INFO

 


 

18-8808-2 Wiring, Plug Set for Mercruiser Stern Drives  



            CLICK ON PART NUMBER FOR MORE INFO

 


 


 Model Year
Serial #
Dist.
Cap
Tune
Up
Kit These
Kits Include
 Points,
Condenser
and Rotors

MERCRUISER PLUG WIRE SETS LISTED IN BLACK
            Spark Plug
Wires SETS BY SIERRA with Kevlar   Core and a Durable Stainless Steel Wound Conductors 

 120
(153cid)
 2.5L
L 4
1964-89
1666601-
OC853255
 18-5385  18-5250  
18-8800-1

84-816761Q 5
  140
(181 CID)
3.0 L
L 4
 1968-89  2508261-
OC856558

 18-5385
18-5250  18-8800-1
           
84-816761Q 5
 3.0L/LX
            DELCO
DIG SYS
 1990-95  OC856559-
OF60399
 FORM
NLA
PARTS
 

18-8800-1
84-816761Q 5
3.0L/LX
           
 1990-95  OC856559-
OF603999
  81163Q2 Plug
Wire
set
  18-8811-1

84-816761Q13
 3.0 L /LX
DELCO EST
 1996 & UP
 OF604000
& UP
 18-5361 811635Q 2
SIERRA
            18-5280
 18-8833-1
84-81761Q14
 470,485,488
(224 cid)
 1976-84  4208730-
6916778
 18-5385   18-5250 18-8808-2
84-816761Q 6
165,170,190
(224cid)
1985-89
6916779
 & up
 18-5385
 18-5250 18-8808-2
84-816761Q 6
 180 lx
 1987-89
DELCO
DIST
OB436391
& up
 18-5385
 18-5250 18-8808-2
84-816761Q 6
 
 185 (229cid)
4 bbl
V 6
 1985-93  6919656-
OF000877

18-5396/
815407A2

Thunderbolt
HEI,
no points
cap/rotor
815407A 2


18-8810-1
84-816761Q 16
 
 175,185,4.3L
(262CID) V 6
 1985-93  6919656-
OF000877
18-5396/
815407A2

Thunderbolt
HEI,
no points
cap/rotor
815407A 2


18-8810-1
84-816761Q 16
 205, 4.3 L
(262CID) V 6
 1985-96  OA331455
-OF802999
18-5396/
815407A2

Thunderbolt
HEI,
no points
cap/rotor
815407A 2

 
18-8810-1
84-816761Q 16
 4.3L/LH/LX/LXH
ALPHA GEN+
 1996-2001  OF803000
& UP
18-5396/
815407A2
Thunderbolt
HEI,
no points
cap/rotor
815407A 2

18-8810-1
84-816761Q 16
 4.3L/LH/LX/LXH
BRAVO GEN+
 1996-2001  OF803000
& UP
18-5396/
815407A2

Thunderbolt
HEI,
no points
cap/rotor
815407A 2

18-8810-1
84-816761Q 16
 4.3L EFI,262
MAG,TBI,GEN+
DELCO EST SYS
 1996-98  OF80300
-OL359999

18-5362
DELCO
EST no points
Cap/Rotor
18-5278
 18-8810-1
84-816761Q 16
 4.3L EFI (TBI)
GEN +
1996 & UP
OL012009
-OL359999
18-5362
DELCO
EST no points
Cap/Rotor
18-5278


18-8835-1

 
            84-816608Q82
 4.3 L EFI TBI
GEN +
 1996 & UP
 OL3600000
& UP
18-5396/
815407A2
Thunderbolt
HEI,
no points
cap/rotor
815407A 2

 
  18-8835-1
 
 84-816608Q82
 4.3 L EFI TBI
GEM +
 1999-2001  OI3600000
& UP
18-5396/
815407A2
Thunderbolt
HEI,
no points
cap/rotor
815407A 2

18-8810-1
84-816761Q 16
 4.3L MPI
 2001 & UP
 OM3000000
& UP
898253T23
Cap/Rotor
only no points
898253T28


18-5246
 18-8829-1 

84-863656A 2
 Note..check  your ign
 system to insure
     
   that you
 order the proper
 parts...    
 If you
 

need


HELP
 heritagemarine
@gmail.com
     
           
 233 MCM/MIE
FORD 351
1975-77
4173000
-4902304
PRESTOLITE
IGN
SCREW
DOWN CAP

18-5352
18-5260
 18-8803-2
           


84-816761Q 9
 233 MCM/MIE  1975-77  PRESTOLITE
IGN
18-5369
            18-5260
            18-5260
 18-8803-2

           
84-816761Q 9
 9  1975-77  MERCRURY
IGN
18-5389
393-
4988t 2
 18-5260
18-8803-2

            84-816761Q 9
 888 188 FORD
302 CID
1971-77
 3108723
-4887829
MERCURY IGN
18-5389
393-
4988t 2
  18-5254 18-8803-2

           
84-816761Q 9
     AUTOLITE
IGN
 18-5389
393-
4988t 2
 18-5253   18-8803-2

           
84-816761Q 9
     PRESTOLITE
IGN
18-5369  18-5258  18-8803-2

           
84-816761Q 9
 198,898,
5.0L GM 305
 1983-84  62118462-
6899057
THUNDER
BOLT IV
805759Q 3
CAP&
ROTOR
18-5273
 18-8804-1
wire set
 200, 5.0L
GM 305
 1985-95  6218462-
F600999
THUNDER
BOLT IGN
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
 18-8804-1 
 200, 5.0 L
GM 305
 1987-95  OB525982-
OF600999
THUNDER
BOLT
IV (2) IGN
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
 
18-8804-1
 228 MCM/MIE
GM 305
 1977-84  4765100-
6218461
MALLORY
IGN
 18-5251  18-8803-2
 228 GM (305CD) 1985-1986   6218462-
6899268
THUNDER
BOLT IV
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
  18-8804-1

 230,  5.0L/LX MIE (305CD)  1981-1995 5907058
-OF600999 THUNDER
BOLT IV
SYSTEM 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

 18-8804-1

 5.0ALPHA & BRAVO (GEN+) 1998-2001   OLO15751
 & UP
805759t 1
cap
18-5395
18-5438    18-8821-1    

84-863656A 1
 5.0 EFI (GEN+) 1999-2001  OL331631
 & UP 
805759t 1
cap
18-5395
 805759Q 3
CAP&
ROTOR
18-5273
18-8834-1
           

84-816608Q83
 5.0L MCM,MIE MPI, 350 MAG MPI,MX,6.2L MPI W/ECM555 2001 & UP  OM3000000
& UP 
18-5244
18-5247   18-8828-1
 255, 260MCM & GM 327CID 1975-1982  3258728-
6218461
MALLORY 
18-5376
 18-5281 
 18-8803-2

 260, 350 MAG, 5.7 L MCM,MIE (LH)  1982-1994  6218462
-OF600999
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
  18-8804-1


 
 260,350 MAG,5.7 L ALPHA,BRAVO 1987-1995  OB525982-OF600999 THUNDER
BOLT IV (2) SYSTEM 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
 18-8821-1
 260, 350 MAG 5.7L ALPHA BRAVO (350CID)  1987-1995 OB525982-OF600999 THUNDER
BOLT IV (1) SYSTEM 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
  18-8821-1
 350 MAG, 5.7L/LX ALPHA, BRAVO + GEN+ 1994-2001  OF353525
 & UP 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
 18-8821-1
 5.7L EFI & GEN+  1995-1998 OF225560-OL339999 PRESTOLITE  18-5354
 18-5281 
 18-8838-1     

84-881698
 5.7 EFI &
GEN +
1999-2001   OL325977
& UP
MERCURY
HEI
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
 18-8834-1 

84-816608Q83
 5.7 SKI  1985-1995 OA338533
-OF775199
MALLORY
IGN 
18-5376
18-5251   18-8802-1
 5.7 SKI  1985-1995 OA338533-
OF775199
PRESTOLITE
 IGN 
18-5352
18-5262   18-8802-1

 5.7 SKI  1987-1997 OB514627-OK999999
THUNDER
BOLT IV IGN 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

 
 18-8821-1

 5.7 SKI 1987-1995  OB514627-
OF 775199
THUNDER
BOLT IV (1) IGN
 805759t 1
cap
18-5395 
805759Q 3
CAP&
ROTOR
18-5273

 18-8821-1
 5.7 SKI 1998-2001  OL002005 
& UP 
THUNDER
BOLT
IV
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

 18-8821-1
 5.7 MIE & SKI  1998 & UP OL002003
   & UP 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

18-8830-1
 

84-816608Q80
 5.7LX &
BRAVO EFI +
(GEN+)
350 MAG ALPHA
EFI (GEN+)
1996-2001 
1996-1997
OF752400-
OK999999
MERCURY
 HEI 
OF800300-OK99999999
DELCO IGN
18-5354
 18-5281
 18-8836-1   

84-816608Q71
 350 MAGBRAVO
MPI & (GEM+)
350 MAG MPI MIE
1995-1998

1998
OF415189-
OL325952
DELCO IGN 
OL002008-
OL302199
18-5354
 18-5281 
 18-8836-1
           

84-816608Q71
 350 MAG MIE
(GEN+)
1998-2001  OL302200-
OM 299999
MERCURY
IGN
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273
18-8834-1    


84-816608Q83
 350 MAG MPI MIE
350 MAG MPI
350 MAG
HORIZON
2001 & UP    OM300000
& UP
MERCURY
HEI
IGN
18-5244  18-8828-1
 350 MAG EFI SKI & (GEN+) 1994-1996 

1996-1997

1995-1998
OF215561-
OF820706
DELCO IGN 
OF820707-OK99999999
OF350583-
OL304599
18-5354
 18-5281
 18-8832-1   


84-816608Q68
 BLACK SCORPION
SKI (GEN+)
1996 

1997-1998

1998-2002
OF800000-OK0400000
DELCO IGN 
OK040001-
OL0005600
OL005601-
OM391599
18-5354
 18-5281
 18-8832-1     



84-816608Q68
 350 MAG
HORIZON MIE
1999-2001  OL304700
& UP 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

 18-8834-1    

84-816608Q83
 350 MAG SKI  1991-1996 OD505450-
OK040399
THUNDER
BOLT IV(2) SYSTEM 
805759t 1
cap
18-5395

805759Q 3
CAP&
ROTOR
18-5273

 

            
 18-8804-1
 350 MAG SKI 1991-1996  OD505450-
OK040399
THUNDER
BOLT
IV (1) SYSTEM 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

 18-8821-1
 
 350 MAG SKI 1991-1997  OD505450-
OK99999999
THUNDER
BOLT V IGN SYSTEM 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

18-8821-1
 300,320 EFI 1985-1989  OA543604-
OC622418 
DELCO
 18-5281
NONE 
 MX 6.2L MPI
377 CID
2000-2001  OL680003
& UP
MERCURY
HEI 
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

  18-8834-1   


84-816608Q83
 377 SCORPION
377 CID
 1997-1998 OK000656 
& UP 
DELCO
18-5354
 18-5281 
 NONE
 MX 6.2 L MPI
377 CDI
HORIZON
MIE & SKI
SKI
 2001-2004 OM300000
 & UP
MERCURY
 HEI 

 18-5277 
 18-5247
            18-8828-1
 330,340 7.4 L
MCM & MIE 454 CID
1981-1992   5889914-
OD715493
THUNDER
BOLT IV IGN
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273

 18-8804-1           
 454 MAG ALPHA
/ BRAVO
1986-1997  OA631894-
OK99999
999
805759t 1
cap
18-5395
805759Q 3
CAP&
ROTOR
18-5273


        18-8804-1           
 454 EFI MAG, MPI& HORIZON MIE
1994-2001  OF115700
  & UP 
DELCO
EST IGN
18-5354
 18-5281
 18-8832-1  

84-816608Q68
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
Website Builder