1997-2004 Ford F150 Expedition 4.6 5.4 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)

BBK Performance parts and bolt-on upgrades for Ford Mustang, Chevrolet Camaro, Chevrolet Corvette, Dodge Challenger, Dodge Charger, and RAM 1500 HEMI trucks are stocked at Black Ops Auto Works. Shop BBK throttle bodies, long tube headers, shorty headers, cold air intakes, cat back exhaust, mid pipes, header gaskets, O2 sensor extensions, and replacement air filters for Coyote, LS, LT, and HEMI 5.7/6.1/6.4 platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 307 BBK SKUs across intake, exhaust, throttle body, and fuel delivery categories. What This Brand Covers BBK Performance has built bolt-on performance parts in the USA since 1988, founded by Brian Barry in Southern California. The company runs two US facilities with nearly 200,000 square feet dedicated to R and D, manufacturing, and distribution for domestic performance vehicles. BBK focuses on dyno proven gains rather ...

Engine parts and engine bay upgrades for Dodge, Jeep, RAM, Chrysler, Chevrolet, Ford, Toyota, Nissan, Subaru, and Honda vehicles are stocked at Black Ops Auto Works. Shop oil catch cans, supercharger pulleys, thermostats, radiators, cooling parts, throttle bodies, intake manifolds, headers, ignition coils, spark plugs, sensors, gaskets, fuel pumps, valve covers, engine covers, billet cap covers, and full engine bay dress-up parts for HEMI, Hellcat, Trackhawk, Redeye, Demon, Scat Pack, RAM TRX, LS, LT, Coyote, EcoBoost, K-Series, and 2JZ builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 14,298 engine SKUs across performance, cooling, oil control, ignition, and appearance categories. What This Category Covers The Engine collection combines OEM-replacement engine service parts with performance aftermarket upgrades for supercharged, turbocharged, and naturally aspirated builds...

Pulleys parts and accessories for Hellcat, Trackhawk, Ram TRX, Mustang, Honda, Acura, Mini, Evo, DSM, Nissan, and other performance applications are stocked at Black Ops Auto Works. Shop crank pulleys, underdrive pulleys, supercharger pulleys, idler pulleys, tensioner pulleys, water pump pulleys, alternator pulleys, and drive-belt hardware. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 106 Pulleys SKUs across fitment-specific product lines, performance builds, restoration needs, and daily-driven applications. What This Pulleys Collection Covers This collection spans accessory-drive and performance pulleys, including crank, underdrive, supercharger, idler, and tensioner styles. The correct component depends on engine family, belt rib count, accessory layout, forced-induction system, diameter, offset, mounting design, and intended boost or accessory speed. Crank and Underdrive P...

Pulleys - Crank, Underdrive parts and accessories are stocked at Black Ops Auto Works for enthusiasts and shops building reliable street, truck, off-road, and performance vehicles. Shop underdrive crank pulleys, lightweight aluminum pulleys, damper pulleys, accessory drive pulleys, idler pulleys, alternator pulleys, water pump pulleys, supercharger pulleys, serpentine belt drive parts, and engine dampers for Honda, Acura, Subaru, Ford, Nissan, Mazda, Mini, and Mitsubishi builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 89 Pulleys - Crank, Underdrive SKUs across crank drive, accessory drive, idler, supercharger, and engine damper applications. What Crank and Underdrive Pulleys Cover Reduced accessory drag Underdrive crank pulleys reduce accessory speed relative to engine speed. The result can be less parasitic drag at higher rpm when the rest of the accessory drive is corr...