Westin Pro Traxx 4 in Oval Curved Step Bars Black Powder Coat Quad Cab Ram Fullsize Truck 2019 Pair Rugged Ridge Features:Designed for use in marine Size:X Small (40) Features:Designed for use in marine applications with Chevy V8 automotive enginesBlack anodized for great looks and corrosion resistanceWill not accept a vacuum advance canisterSupplied with a bolt down HEI style distributor cap and rotorWeathertight connectors are used for locked and sealed connectionsMust be used with an MSD Ignition ControlO ring seals can be added to modified blocks to improve oil pressure controlSpecial oil tract improves lubrication to the distributor and cam gearNylon pads ensure smooth operation of the advance weightsAdvance weight pins are staked and tig welded to the plateMechanical advance assembly can be locked out for crank trigger systemsAdvance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reductionPolished steel shaft is QPQ coated and guided by a sealed ball bearing and extra long sintered bushingMaintenance free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm rangeEasy to adjust mechanical advance with supplied springs and stop bushingsCNC machined billet aluminum housing and billet aluminum base with two flame arrestor holes with brass screensUL Approved supple feel and feature multi needle Authorized Dealer Program Our customers are proud to flaunt their Westin because of the care and consideration we take to integrate visible product features and undeniable style that can handle anything you throw at it