Cap and Rotor Kit for MerCruiser Thunderbolt HEI V8 Replaces 18-5273, 805759Q3 model-310 P 31-2905142

31-2905142

GARDEN TRACTOR 430

Neck Height : 3 1/4"

(1) NAA553B Gasket

(3) blades for 44" cut

Cap and Rotor Kit for MerCruiser Thunderbolt HEI V8 Replaces 18-5273, 805759Q3 model-310 P 31-2905142One New Aftermarket Replacement Distributor Cap and Rotor Kit for MerCruiser (Mercury Marine) Thunderbolt HEI V8 Engines This aftermarket replacement distributor cap and rotor kit is designed for MerCruiser stern drive and inboard marine V8 engines equipped with Thunderbolt IV and V High Energy Ignition (HEI) systems. The kit includes the distributor cap, ignition rotor, and cap gasket everything needed to restore reliable spark delivery to your GM