Sierra 18-5273 MerCruiser Tune Up Kit for V8 Thunderbolt HEI Ignitions Sierra high-quality engine parts are designed to meet OEM specifications. Fits GM V-8 engines with Thunderbolt IV & V HEI...
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Add to CartUsed on MerCruiser, Indmar and Pleasurecraft Marine engines.
Includes:
Interchangeable With:
What is the Sierra 18-5281 Tune Up Kit used for?
The Sierra 18-5281 Tune Up Kit is designed for GM V-8 Delco EST engines used on MerCruiser, Indmar, and Pleasurecraft Marine engines. The kit provides replacement distributor components for compatible applications.
Which engines does the Sierra 18-5281 Tune Up Kit fit?
The Sierra 18-5281 is listed for GM V-8 Delco EST applications and fits 1996–2005 Indmar Monsoon, MCX, RPT, and Hammerhead engines. Verify your specific engine application before ordering.
What is included in the Sierra 18-5281 Tune Up Kit?
The Sierra 18-5281 kit includes an 18-5354 distributor cap and an 18-5405 rotor. These are the two replacement components specified for this tune-up kit.
Is the Sierra 18-5281 compatible with MerCruiser, Indmar, and Pleasurecraft Marine engines?
Yes. The Sierra 18-5281 is specified for use on MerCruiser, Indmar, and Pleasurecraft Marine engines with GM V-8 Delco EST applications. Confirm your engine's exact configuration to verify compatibility.
What part numbers are interchangeable with the Sierra 18-5281?
The Sierra 18-5281 is listed as interchangeable with CDI E66-0004, GLM 71810, Mallory 9-29308, and MerCruiser Stern Drive 808483Q2. Verify the existing part number and engine application before ordering.
California Residents:
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov