Quicksilver 811635Q2 Distributor Cap Kit for Select Marinized 4-Cylinder Engines by GM with Delco EST Ignition Systems CROSSBOW BLOCK This patent-pending

This patent-pending

Peg-style adjustable trigger

and adjustable cast and drop at comb with the use of incremental stock shims

consistent pressure

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Quicksilver 811635Q2 Distributor Cap Kit for Select Marinized 4-Cylinder Engines by GM with Delco EST Ignition Systems CROSSBOW BLOCK This patent-pendingThis distributor cap and rotor kit fits GM based 4 cylinder MerCruiser engines with Delco EST (electronic spark timing) ignition. The cap is constructed from a blend of PBT and PET plastics for increased strength and resistance to warpage, while solid brass inserts resist corrosion and electrical pitting for a long service life. Fits GM 4 cylinder MerCruiser engines with Delco EST ignition Cap made from high strength PBT and PET plastic blend Solid