Chevrolet Spark Plug Wire Set - Black, for HVS Distributor Heater Use a belt tensioner tool

Use a belt tensioner tool or a 15mm wrench on the tensioner pulley to release tension

this will not work on earlier version boats with the Lenco actuators

If your boat has the smaller beam (typically 21' or under) you will need the following boot: MAL10201-70460BB

Will this work with a keyed coupler on a 1" shaft

M5/M6 will be in the upper left

Chevrolet Spark Plug Wire Set - Black, for HVS Distributor Heater Use a belt tensioner toolRestore reliable ignition performance with this genuine Indmar Chevrolet spark plug wire set in black, designed for use with an HVS distributor. Worn or damaged ignition wires can cause misfires, rough idle, hard starting, and reduced efficiencythis OEM quality replacement set is built for a precise fit and dependable spark delivery. Application: Chevrolet engines using an HVS distributor Product type: Spark plug wire ignition wire set Color: Black