Holley EFI Dual Sync BBC Tall Deck Distributor - 565-204 exhaust-system Tensioner Assembly w/ Grooved Pulley

Tensioner Assembly w/ Grooved Pulley Tensioner assembly for use with all Holley passenger side LS accessory drive brackets (includes 68 mm grooved pulley)

* Please Note: Fuel Pumps are not included

If you Challenger/Barracuda/Cuda does NOT match this fitment then please Contact Us about our Fitment Guide

7 V8 1967 - 1968 Mercury Cougar 289/4

Holley EFI Dual Sync BBC Tall Deck Distributor - 565-204 exhaust-system Tensioner Assembly w/ Grooved PulleyOverview: Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily in sequentially injected installations, you can easily use them as a crank trigger for TBI system also. The precision machined shutter wheel design ensures accurate timing, even at very high engine