Engine Parts & Maintenance

Arco DR002 Distributor Rotor – MerCruiser / Volvo Penta MPI Delco HVSThe Arco DR002 is a direct-fit replacement distributor rotor for MerCruiser an...

Arco DC001 Distributor Cap – GM V8 Thunderbolt IV & V HEI IgnitionKeep your GM V8 inboard firing on all cylinders with this direct-fit replacem...

Arco DC003 Distributor Cap – MerCruiser V8 MPI & Volvo Penta Delco HVSKeep your MPI inboard firing cleanly with this direct-fit replacement dis...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore clean, reliable spark to your MerCruiser with this premium plug ...

OEM-Grade Distributor Rotor for MerCruiser Thunderbolt V8 EnginesThe Arco DR004 is a precision-fit replacement distributor rotor built for MerCruis...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore clean, reliable spark to your MerCruiser with this premium plug ...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionBring your MerCruiser’s ignition system back to full strength with this ...

NEW OEM Premium Replacement Voltage Regulator for Mercury Outboard Engines.Fits: 1995-2005 (25-40HP – 2 Cyl.) 1987-2007 (45-90HP – 3 Cyl.) 1989-200...

Arco DC004 Distributor Cap – MerCruiser 4.3L V6 & Volvo Penta HVS V6Restore reliable spark distribution to your MerCruiser 4.3L V6 or Volvo Pen...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore peak ignition performance to your MerCruiser with this premium s...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionGive your MerCruiser’s ignition system a reliable refresh with this prem...

Arco DR001 Distributor Rotor – GM Module-in-Cap / Delco HEI IgnitionReplace the distributor rotor in your GM-style Module-in-Cap ignition system wi...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionKeep your MerCruiser running at its best with this premium spark plug wi...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionKeep your MerCruiser’s ignition system performing at its best with this ...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionBring your MerCruiser’s ignition back to full strength with this premium...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore reliable spark to your MerCruiser with this premium plug wire se...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionKeep your MerCruiser’s ignition system performing at its best with this ...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionKeep your MerCruiser firing at full strength with this premium spark plu...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore clean, consistent spark delivery to your MerCruiser with this pr...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore reliable spark delivery to your MerCruiser with this premium plu...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionRestore reliable ignition performance to your MerCruiser with this premi...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionBring your MerCruiser’s ignition back to peak performance with this prem...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionGive your MerCruiser’s ignition system a reliable upgrade with this prem...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionUpgrade your ignition system with this premium spark plug wire set engin...

Sierra Premium Marine Spark Plug Wire – 6" Replacement Lead | MerCruiser ThunderboltReplace a single damaged or worn spark plug wire without swappi...

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionKeep your MerCruiser running at peak performance with this premium spark...

Ignitor Electronic Conversion Kit

Tune up kits include cap and rotor.

Sierra Premium Marine Spark Plug Wire Set – MerCruiser Thunderbolt IgnitionKeep your MerCruiser firing cleanly with this premium spark plug wire se...

3-40 HP various models 1950-1990Replaces #172522Contains: Contact sets (2), condenser (2)

Magnetic Suppression Core manufactured for your specific application. Kevlar® core for maximum durability and long life Durable stainless steel wo...

Contains:Coil 5472 (1)Wire Set 88032 (1)Distributor 5483 (1)

Tune up kits include cap and rotor.

Sierra Power Pack – Johnson & Evinrude OutboardsRestore crisp, reliable ignition to your Johnson or Evinrude outboard with this direct-replacem...

Ignitor Electronic Conversion Kit

OMC Ignition Tune Up Kit

Please see Sierra's application guides for complete application references.

OMC Ignition Tune Up Kit

Kit includes 25' roll of 7mm Hypalon ignition wire with a meatallic core and a large assortment of three different end fittings.

Contains: Contact set, condenser and rotor and distributor cap.

Magnetic Suppression Core manufactured for your specific application. Kevlar® core for maximum durability and long life Durable stainless steel wo...

See Sierra catalog for complete application information.

Contains: Contact set, condenser and rotor and distributor cap.

Please see Sierra's application guides for complete application references.

See Sierra catalog for complete application information.

Contains: Contact set, condenser, distributor cap and rotor.

Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive...

See Sierra catalog for complete application information.