Sierra spark plug wire sets are made with high performance 8mm carbon based in a nylon wrapped core silicon jacket. The wire offers maximum heat and radio interference resistance. All terminals are corrosion resistant brass. Sierra wire sets are custom made to fit marine inboard engines.

FITS ENGINES BELOW

Mercruiser

18-8800 4 Cyl Wire Set

• 120(153 CID)
• 140(181 CID)
• 2.5L
• 3.0L

18-8800(LIST $32.15)$25.79

18-8808 4 Cyl Wire Set 

• 224 CID
• 3.7L
• 3.7XL

18-8808(LIST $39.10)$29.39

18-8811 4 Cyl Wire Set (Digital) Merc All Digital

18-8811(LIST $39.70)$29.49

18-8801 6 Cyl Set

• 185 CID(V6)
• 229 CID(V6)

18-8801(LIST $63.40)$47.59

18-8809 6 Cyl Set 

• 150(L6)
• 160(L6)
• 165(L)

18-8809(LIST $46.90)$35.79

18-8810 6 Cyl (ThunderBolt) 

• 262
• 4.3L
• 4.3XL

18-8810(LIST $39.95)$29.79

18-8802 8 Cyl Wire Set 

• 5.7L
• Ski

18-8802(LIST $63.40)$47.59

18-8803 8 Cyl Wire Set

• 198 GM
• 225 Ford
• 225 GM
• 228 GM
• 233 Ford
• 250 GM
• 255 Ford
• 260 GM
• 290 GM
• 330
• 370
• 400
• 440
• 460
• 888 Ford
• 898 GM

18-8803(LIST $52.15)$39.19

18-8804 8 Cyl Wire Set (ThunderBolt)

• 260 TR
• 305 CID LH/RH
• 330 TR
• 350 CID LH/RH
• 350 MAG
• 420
• 454 CID
• 454 MAG
• 5.0L
• 5.0L IBorX
• 5.7L
• 5,7L IB
• 7.4L
• 7.4L, IB

18-8804(LIST $66.00)$49.59