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.

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 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 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 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 Mercury Outboard Engines 2004-2008 This ignition coil fits 2004-2008 (75,90,115 PRO XS, & 125HP – 3 Cyl. DFI), 2008 – Up (200-250 DFI,200 JET & 200 XS) 2002-2008 (30 & 40HP – 3 Cyl.), (EFI, 50 & 60HP – 4 Cyl.4-Stroke EFI) SCI Racing Sterndrive (600,662,700,850,1025,1075,1200), (1100 and 1250 QC4V) (240HP SportJet) 2002-2004 (200-250HP EFI, 3.0L – 6 Cyl. DFI) Mercury outboard engines. Replaces: MERCURY Ignition Coil 339-883778A01 MERCURY Ignition Coil 339-883778A02 SIERRA Ignition Coil 18-5158 CDI ELECTRONICS Ignition Coil 184-0004 *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 Mercury Outboard Engines 1998-2006 This ignition coil fits 1998-2006 (135,200,225,250 & 300HP) Mercury outboard engines. Replaces: MERCURY Ignition Coil 339-850227 MERCURY Ignition Coil 339-856991A1 SIERRA Ignition Coil 18-5187 CDI Electronics Ignition Coil 184-0005 *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.

Premium Replacement Rotor for Mercruiser Inboard Engines 2001-Present This rotor fits PCM Models MP 5.0L, 5.7L (2002-05), Mercruiser 2001 and Newer, MCM/MIE 4.3L, 5.0L, 5.7L & 6.2L MPI Engines With ECM 555 Delco HVS Distributors Replaces: MERCRUISER Rotor 884790 MERCRUISER Rotor 898253013 MERCRUISER Rotor 8M6001222 VOLVO PENTA Rotor 3858977 PLEASURECRAFT Rotor R103011 SIERRA Rotor 18-5245 CDI ELECTRONICS Rotor E65-0008 *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 Rotor for Mercruiser Inboard Engines - GM-Style This rotor fits the GM-style module in the cap (V8) Electronic Ignition Distributor. Replaces: CRUSADER Rotor 38071 INDMAR Rotor 556084 MERCRUISER Rotor 804423 MERCRUISER Rotor 808484 MERCRUISER Rotor 8084841 MERCRUISER Rotor 898253010 MERCRUISER Rotor 8M6001253 OMC STERN DRIVE Rotor 3854549 VOLVO PENTA Rotor 3854549 VOLVO PENTA Rotor 3862014 SIERRA Rotor 18-5405 CDI ELECTRONICS Rotor E65-0006 *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 Rotor for Mercruiser Inboard Engines with TEI Ignition This rotor fits GM (V8) 5.0, 5.7, and 7.4L engines with Mercruiser Thunderbolt Electronic Ignition. Replaces: MERCRUISER Rotor 13524A1 MERCRUISER Rotor 13524A3 MERCRUISER Rotor 13524A5 MERCRUISER Rotor 13524T1 MERCRUISER Rotor 19405A3 MERCRUISER Rotor 90576A2 SIERRA Rotor 18-5431 CDI ELECTRONICS Rotor E65-0009 *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 Distributor Cap for Mercruiser Inboard Engines with MPI Motors This distributor cap fits Mercruiser V8: 5.0L, 5.7L, 6.2L MPI motors with 555 ECM, PleasureCraft Models MP 5.0L and 5.7L (2002-05), and Volvo Engines with Delco HVS V-8 Distributors. Replaces: MERCRUISER Distributor Cap 884792 MERCRUISER Distributor Cap 898253022 MERCRUISER Distributor Cap 898253T22 MERCRUISER Distributor Cap 8M6001106 PLEASURECRAFT Distributor Cap RA108009 VOLVO PENTA Distributor Cap 3858975 INDMAR Distributor Cap 556345 SIERRA Distributor Cap 18-5244 CDI ELECTRONICS Distributor Cap E64-0006 *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 Distributor Cap f/Mercruiser Inboard Engines - GM-Style This distributor cap fits GM-Style (module in the cap) distributors - V8 Applications excluding MPI engines with ECM 555. Replaces: INDMAR Distributor Cap 556038 CRUSADER Distributor Cap 38070 MERCRUISER Distributor Cap 804418 MERCRUISER Distributor Cap 808483 MERCRUISER Distributor Cap 808483T MERCRUISER Distributor Cap 808483T3 SIERRA Distributor Cap 18-5354 CDI ELECTRONICS Distributor Cap E64-0014 *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.