Availability
1999 Holley Parts and Accessories
Valve Covers, LS Pontiac, Cast Aluminum, Perimeter Bolt, Plain, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-190
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Water Neck Thermostat Housings, Replacement, Aluminum, 1.50 in. Outlet, O-ring Seal, with Thermostat, for LT/LS Mid-Mount Accessory Drive Only, Each
Part Number: HLY-97-169
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spacer and Adapters, LS Valve Cover, Adapter, Perimeter Bolt, Cast Aluminum, 1.385 in. Thick, Polished, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-241-296
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Injection System Wiring Harnesses, Holley EFI, Replacement, MPFI, Mass Airflow, Injector Harness, LS Multec 2, Chevy, Truck, 4.8-6.0L, Each
Part Number: HLY-558-214
Estimated Ship Date: Today
Estimated Ship Date: Today
Crank Triggers, Holley EFI, 7 in. Diameter, Aluminum, Silver, Adjustable Bracket, Black, 3-wire Pickup, 12-1X, Hall Effect, Chevy, Small Block, Kit
Part Number: HLY-556-171
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Air Cleaners, Retrofilter, Drive-By-Wire, 16 in. Round, Aluminum, Black, Cotton Gauze Filter, Red, GM LS 4-Bolt 92mm Throttle Body, Kit
Part Number: HLY-120-501
Estimated Ship Date: Today
Estimated Ship Date: Today
Brackets, Sniper EFI, Throttle Cable Mount, Intake Manifold, Aluminum, Black, for Sniper EFI, Fabricated, with Hardware, Chevy, LS, 5.7L, 6.0L, Kit
Part Number: SNE-870017
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Covers, Muscle Series, Centerbolt, Chevrolet Logo, Cast Aluminum, Orange Gloss, Baffled, Chevy, 5.0L, 5.7L, Pair
Part Number: HLY-241-293
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pumps, Holley, Mechanical, Marine, 110 gph, 416 lph, 6.5-8 psi, Female Inlet/Outlet, 3/8 in.-NPT, includes Fuel/Vapor Tube, Chevy, 4.3-6.6L, Each
Part Number: HLY-712-327-11
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Rails, Sniper EFI, Billet Aluminum, Black Anodized, -8 AN Inlet, Hardware, Fittings, for Original Stock Intakes, Chevy, LS, 5.7L, 6.0L, Kit
Part Number: SNE-850005
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Harnesses, Holley EFI, Control Harness, F-Body, T-56 Tranny, Plug-and-Play, VSS, Reverse Lockout, for Terminator X, Max X ECUs, Each
Part Number: HLY-558-481
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spacer and Adapters, LS Valve Cover, Adapter, Perimeter Bolt, Cast Aluminum, 1.385 in. Thick, Natural, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-241-298
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Covers, Aluminum LS, Centerbolt, Plain Top, Cast Aluminum, Natural Finish, Baffled, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair
Part Number: HLY-241-88
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Covers, Aluminum LS, Centerbolt, Tall, Chevrolet Logo, Cast Aluminum, Natural Finish, Baffled, Chevy, LS, 5.7L, 6.0L, 6.2L, 7.0L, Pair
Part Number: HLY-241-400
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Strip Dominator, Standard Deck, Single 4150 Flange, 4,500-8,500 RPM, Aluminum, Natural, Rectangle Port Head, Chevy, 396-454ci, Each
Part Number: HLY-300-5
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 102mm Throttle Body, 1,800-6,400 RPM, Aluminum, Silver, Chevy, LS, 4.8-6.0L, Each
Part Number: SNE-820111-1
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Natural Finish, 10-Bolt Pattern, Chevy, LS, 5.7L, Each
Part Number: HLY-241-367
Estimated Ship Date: Today
Estimated Ship Date: Today
Spacer and Adapters, LS Valve Cover, Adapter, Perimeter Bolt, Cast Aluminum, 1.385 in. Thick, Black, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-241-297
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifold Installation, Sniper EFI, O-Ring, Gaskets, Mounting Hardware, Stock Port, Mod-Motor Manifold, Chevy, LS, 5.47L, 6.0L, Kit
Part Number: SNE-870002
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Rails, Sniper EFI, Billet Aluminum, Black Anodized, -8 AN Inlet, Hardware, Fittings, for Sniper EFI Intakes, Chevy, LS, 5.7L, 6.0L, Kit
Part Number: SNE-850001
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI Hi-Ram, Top Only, Multi-port,105mm Bore, Aluminum, Natural Finish, Chevy, Small Block, Big Block, Each
Part Number: HLY-300-946
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Air Cleaners, Retrofilter, Drive-By-Wire, 14 in. Round, Dual Snorkel, Aluminum, Chrome, Cotton Gauze Filter, Red, GM LS 4-Bolt 92mm Throttle Body, Kit
Part Number: HLY-120-520
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pressure Regulators, GM EFI, Inline, Stainless Body, 0.375 in. Inlet, 5/16 in. and 3/8 in. Outlets, Quick-Connect, 5 micron, Paper Filter, Each
Part Number: HLY-162-590
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Management Systems, Terminator X MAX, 8-Injectors, 8-Coil, Trans Control, Sensors, USB Tune Cable, Chevy, LS, 4.8-6.0L, 1x Cam, 24x Crank, Kit
Part Number: HLY-550-917T
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Management Systems, Terminator X MAX, 8-EV1 Injectors, 8-Coils, Sensors, USB Tune Cable, Chevy, LS, 5.7L, 1x Cam, 24x Crank, Kit
Part Number: HLY-550-929T
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster