RPM limiters for Mercury outboards.

Digital optical power packs for 4 and 6 cylinder engines.

Digital optical power packs for 4 and 6 cylinder engines.

Sierra hgh performance ignition coils for inboard and inboard/outdrive engines. Oil filled for better cooling and long life. Produces higher voltage needed to run larger spark plug gaps for added power and better fuel economy. Compatible with capacitive discharge systems.

Sierra replacement power packs for Johnson, Evinrude and BRP outboard engines.

20 amp stators for 4 cylinder engines.

CDI Electronics For more than 35 years, CDI Electronics has provided value and lowest cost-of-ownership to the marine and motorsport industry. Our commitment is to provide superior ignition and diagnostic solutions to engine users and manufacturers throughout the world. 

ENGINE PARTS From Sierra, Arco Marine, and CDI Electronics.  We can no longer ship engine parts internationally or, to California due to Prop 65.

Sierra Marine Engine Parts & Drive Parts   Sierra Marine is a trusted name in aftermarket replacement boat engine and drive parts. Sierra’s products are designed and engineered to exceed the high horsepower demands of today’s engines in the harshest marine environments. All Sierra products meet or exceed the original equipment part it replaces.   If you need help finding a part, we need, Make, Model, Year, Horsepower, and Serial number of your engine.   Warning: We can no longer ship engine parts International or to California Due to Prop 65.

Premium Replacement Ignition Coil for Johnson/Evinrude Outboard Engines 1985-2006 This ignition coil fits 1985-2006 (2.5-55HP – 2 Cyl.), 1995 (50HP – 3 Cyl.), 1995-2006 (80-115HP – 4 Cyl.), and 1991-2006 (105-175HP – 6 Cyl.) Johnson/Evinrude engines. Replaces: Johnson / Evinrude Ignition Coil 583740 Johnson / Evinrude Ignition Coil 583298 Johnson / Evinrude Ignition Coil 583040 Johnson / Evinrude Ignition Coil 777664 SIERRA Ignition Coil 18-5170 CDI Electronics Ignition Coil 183-3740 *ARCO Assurance 12-month part and labor warranty protection This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Premium Replacement Ignition Coil for Honda Outboard Engines 2004-2007 This ignition coil fits 2004-2007 (135 & 150HP) Honda outboard engines. Replaces: Honda Ignition Coil 30520-RRA-007 Honda Ignition Coil 30520-PNA-007 Honda Ignition Coil 30520-RAA-007 SIERRA Ignition Coil 18-7494 CDI Electronics Ignition Coil 180-0001 *ARCO Assurance 12-month part and labor warranty protection   This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Premium Replacement Ignition Coil for Mercruiser Inboard Engines This ignition coil fits MCM 4 Cyl., V-6, and V-8 Engines With Conventional Ignition. Included in some Outboard Applications  Replaces: MERCRUISER Ignition Coil 26433 MERCRUISER Ignition Coil 32193 MERCRUISER Ignition Coil 32193A2 MERCRUISER Ignition Coil 33205 MERCRUISER Ignition Coil 38547 MERCRUISER Ignition Coil 392-806529A1 MERCRUISER Ignition Coil 898253T24 OMC STERN DRIVE Ignition Coil 3853548 OMC STERN DRIVE Ignition Coil 915735 VOLVO PENTA Ignition Coil 835998 CHRYSLER INBOARD Ignition Coil 201522 CHRYSLER INBOARD Ignition Coil 2495531 CRUSADER Ignition Coil 37068 SIERRA Ignition Coil 18-5433 CDI ELECTRONICS Ignition Coil E18-0008 *ARCO Assurance 12-month part and labor warranty protection   **Requires External Resistor This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

IG028 Ignition Pack for Yamaha Outboard Engines This ARCO ignition pack is designed for specific Yamaha outboard engines. Fits: 40HP 2 Cylinder Replaces: YAMAHA Ignition Pack 6F5-85540-22-00  YAMAHA Ignition Pack 6F5-85540-21-00 YAMAHA Ignition Pack 6F5-85540 MERCURY Ignition Pack 11737M MERCURY Ignition Pack 11737T SIERRA Ignition Pack 18-5136 CDI Electronics Ignition Pack 117-6522 CDI Electronics Ignition Pack R6F5855402100 Warranty Information When properly installed, all ARCO products are warrantied against defects in materials and workmanship for 12 months for leisure use and 90 days for commercial or racing applications. Add an extra year of warranty to your rotating electric ARCO product (Tilt/Trim Motors, Alternators, Outboard Starters, and Inboard Starters) when you register your product within 30 days of purchase. You can register your product by visiting arcomarine.com/product-registration.

Premium Replacement Ignition Coil for Mercury Outboard Engines 2004-2018 This ignition coil fits 2004-2018 (75,80,90,100,115,135,150,200,225,250,275,300,350 & 400HP) Mercury outboard engines. Replaces: MERCURY Ignition Coil 339-880615T01 SIERRA Ignition Coil 18-5154 CDI Electronics Ignition Coil 184-0002 *ARCO Assurance 12-month part and labor warranty protection This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Premium Replacement Ignition Coil for OMC Inboard Engines This ignition coil fits Volvo Penta 1996 Apps. Replaces: OMC Ignition Coil 3854161 OMC Ignition Coil 987680 SIERRA Ignition Coil 18-7492 CDI Electronics Ignition Coil E18-0010 *ARCO Assurance 12-month part and labor warranty protection This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.