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Sierra® Thunderbolt HEI Tune-up Kit for V8 Mercruiser® Engines.
Get your boat in ship-shape with top-notch replacement parts for bottom dollar! Connections corrode over time, leading to poor performance.
A simple Tune-up Kit like this can make a BIG improvement in how your boat feels on the water.For engines:
- Mercruiser® 198HP, 898, and 5.0L GM 1983-1984
- Mercruiser 200HP and 5.0L 1985-1995
- Mercruiser 228HP, 230HP, 5.0L / LX / MIE 1981-2001
- Mercruiser 5.0L EFI Gen. II 1999-up
- Mercruiser 260HP, 350HP Mag, 5.7L MCM and MIE / LX 1982-2001
- Mercruiser 5.7L EFI
- Mercruiser 5.7L Ski, 350HP Mag Ski 1998-2001
- Mercruiser 350HP Mag Horizon MIE 1999-2001
- Mercruiser MX 6.2L MPI 2000-2001
- Mercruiser 454HP Mag 1985-1997
- Mercruiser 502HP Mag 1990-1993.
- Rotor - replaces O.E.M. part # 13524A5
- Distributor cap - replaces O.E.M. part #16457A4.