Engines & Maintenance

Sierra Ignition Lead Set For Mercruiser V8 Thunderbolt Item No: S-18-8804-1 Kevlar core for maximum durability and long lifeDurable stainless steel wound conductor for maximum horsepower and engine performancePremium silicone jacketing and boots for the...

Sierra Ignition Lead Set For V8 Chrysler 318/340/360 Item No: S-18-8826-1 Kevlar core for maximum durability and long lifeDurable stainless steel wound conductor for maximum horsepower and engine performancePremium silicone jacketing and boots for the...

Sierra Ignition Module Fits: MCM MIE 4.3L MPI, 5.0L MPI, 350 Mag MPI & MX 6.2L MPI Eng. w/ECM 555 (2001 & Up) (S/N 0M300000 & Up) Interchangeable with the following:CDIE11-0004GM10482803

Sierra Ignition Module - Mercruiser - S-18-5107-1. Replaces: 38540034/6/8 cyl Part Number SRA-S-18-5107-1

Sierra Ignition Sensor Kit - Mercruiser - S-18-5116-1. Replaces: 87-861780A2, Q4, 87-892150A02For: V-6 & V-8 with Thunderbolt ignition (1981-1997) nut connectors Part Number SRA-S-18-5116-1

Sierra Ignition Spark Tester Part#: S-18-8960 Used to check for ignition spark in up to 4 ignition wires at a time

Sierra Ignition Switch - 3 Position Conventional Fits: Johnson/Evinrude 1995 - older Interchange: Johnson/Evinrude 392288393079432230

Sierra Ignition Switch - 3 Position Magneto - MP39100 Back Up Nut: Brass Face Nut: Hex Black Plastic Hole Size: 7/8" Length: Long: 1 1/8" maximum panel thickness Material: Marine grade glass-filled Polyester Rated...

Sierra Ignition Switch - 3 Position Magneto - MP39740-1 Back Up Nut: Plastic Face Nut: Knurled Black Plastic with Rubber Cap Hole Size: 7/8" Length: Short: 5/8" maximum panel thickness Material: Marine grade glass-filled...

Sierra Ignition Switch - 3 Position Magneto MP39830 Back Up Nut: Brass Face Nut: Hex Black Plastic Hole Size: 7/8" Length: Long: 1 1/8" maximum panel thickness Material: Marine grade glass-filled Polyester Rated Choke: 7 Amp...

Sierra Ignition Switch MP41000 - 3 Position Magneto Back Up Nut: Brass Face Nut: Hex Black Plastic Hole Size: 7/8" Length: Short: 5/8" maximum panel thickness Material: Marine grade glass-filled Polyester Rated Choke: 7 Amp...

Sierra Ignition Switch - 3 Position Magneto Back Up Nut: Not Required Face Nut: Hex Black Plastic Hole Size: 7/8" Length: Short: 5/8" maximum panel thickness Material: Polyester Rated Choke: 7 Amp @ 12v DC Rated...