Availability
1978 OLDSMOBILE CUTLASS SUPREME Holley Parts and Accessories
Showing In Stock Items. Show All 27 Items.
Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Black, Chevrolet, Small Block Gen I, Kit
Part Number: HLY-20-240BK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ignition Systems, Sniper 1 EFI, HyperSpark, Ignition Box, Coil, Distributor, Wire Harness, Chevy, Big Block, Gen V, VI, Small Block, Gen 1, Kit
Part Number: SNE-565-300K
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Oil Pan, Engine Swap, Low Profile, Aluminum, Natural, 3.620 in. Stroke, 5.7 Quarts, Chevy, 4.8, 5.3, 6.0L, Each
Part Number: HLY-302-2
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Polished, Chevy, Small Block, Gen 1, Big Block, Gen V, Mark IV, Each
Part Number: SNE-565-300
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Natural, Chevrolet, Small Block Gen I, Kit
Part Number: HLY-20-240
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Oil Pan, Low Profile Design, Engine Swap, Aluminum, Natural, 4.000 in. Stroke, 5.9 Quarts, Chevy, 4.8, 5.3, 6.0, 6.2L, Each
Part Number: HLY-302-3
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Pumps, Street Performance, Mechanical, 110 gph, 6.5-8 psi, 3/8 in.-NPT Ports, Female Thread, Aluminum, Shiny, Rotatable, Chevy, 262-400ci, Each
Part Number: HLY-12-327-11
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Black, Chevy, Small Block, Gen 1, Big Block, Mark IV, Each
Part Number: SNE-565-300BK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Iron Gear, Polished Housing, Chevy, 4.3-7.4L, Each
Part Number: HLY-565-200
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled Advance, Male/HEI, Black Cap, Iron Gear, Black Housing, Chevy, 4.3-7.4L, Each
Part Number: HLY-565-200BK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.6 Quarts, Aluminum, Natural, Buick, Chevy, Ford, GMC, Mercury, Oldsmobile, Pontiac, Each
Part Number: HLY-302-5
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Pumps, Sniper, In-tank, Retrofit, 12V, 92 gph, 5/16 in. Inlet, Hose Barb Outlet, Sending Unit, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: SNE-12-329
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.9 Quarts, Aluminum, Black, Buick, Chevy, Ford, GMC, Mercury, Oldsmobile,Pontiac, Each
Part Number: HLY-302-3BK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Injection Systems, Sniper EFI, 2GC, Throttle Body, Gold, Large Bore, 2GC Flange, Injectors, Pressure Regulator, Harness, Tuner, Kit
Part Number: SNE-550-857
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ignition Systems, Sniper 1 EFI, HyperSpark, Ignition Box, Coil, Distributor, Wire Harness, Oldsmobile, 260-455ci, Kit
Part Number: SNE-565-310K
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Pumps, Electric, In-Tank, EFI, OEM-Style, 58 psi, 255 lph, Gasoline, Chevy, Buick, Olds, Pontiac, Each
Part Number: SNE-12-306
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Polished, Ignition Module, Oldsmobile, 260-455ci, Each
Part Number: SNE-565-310
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel System Kits, G-Body Fuel System, EFI, 350 lph Pump, 40 ft. Nylon Braided Hose, Regulator, Filter, Buick, Oldsmobile, Chevy, Pontiac, Kit
Part Number: HLY-526-24
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Black, Ignition Module, Oldsmobile, 260-455ci, Each
Part Number: SNE-565-310BK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Oil Pan, Engine Swap, Low Profile, Aluminum, Black, 3.620 in. Stroke, 5.7 Quarts, Chevy, 4.8L, 5.3L, 6.0L, Each
Part Number: HLY-302-2BK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Pumps, Electric, In-Tank, EFI, OEM-Style, 58 psi, 350 lph, Gasoline, Buick, Chevy, Olds, Pontiac, Each
Part Number: SNE-12-376
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel System Kits, G-Body Fuel System, EFI, 350 lph Pump, 20 ft. Nylon Braided Hose, Regulator, Filter, Buick, Oldsmobile, Chevy, Pontiac, Kit
Part Number: HLY-526-23
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Tanks, Sniper, 17 Gallon, Steel, Silver, Fuel Pump, 13.5V, 67 gph, 1/4 in. Female Thread, 0-90 ohm Sending Unit, Oldsmobile, Cutlass, Kit
Part Number: SNE-19-146
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Fuel Injection Systems, Sniper EFI, 2GC, Throttle Body, Gold, Large Bore, 2GC Flange, Injectors, Fuel Pump, External, Regulator, Harness, Tuner, Kit
Part Number: SNE-550-857K
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Fuel Tank Mounting Straps and Adapters, Sniper Fuel Tank Straps, Steel, Galvanized, Buick, Chevrolet, Oldsmobile, Pontiac, Pair
Part Number: SNE-19-559
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
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