Ultra Shield Armor Series 5 Point Latch & Link Harness - Pull Down Adjust - Bolt-In/Wrap Around - Black 8701 They feature 1-3/4 in PYRHB946325 Size:3X-Large (68) TS-0204-1135 2017 2019 GMC Sierra

Ultra Shield Armor Series 5 Point Latch & Link Harness Pull Down Adjust Bolt In Wrap Around Black 8701 They feature 1 3 4 in PYRHB946325 Size:3X Large (68) TS 0204 1135 2017 2019 GMC Sierra They feature 1 3 4 in 5 amp single spark through high rpmEasy to adjust mechanical advance with supplied springs and stop bushingsVacuum advance canister for improved economy (can be locked out)CNC machined billet aluminum housing and billet aluminum base for long life and great looksMaintenance free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm rangePolished steel shaft is QPQ coated and guided by a sealed ball bearing providing smooth operationAdvance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reductionMechanical advance assembly can be locked out for crank trigger systemsAdvance weight pins are staked and tig welded to the plate for superior strength