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Proper power valve selection is crucial to carburetor tuning Demon Fuel Systems offers a complete range of quality power valves to accommodate every tuning requirement. Our power valves are rated in inches of mercury (amount of vacuum) required to open the valve. Most 4150/4160/2300 model carburetors use the Standard while 4500 and alcohol carburetors use the Hi–Flow power valve. Power valves shou..
Proper power valve selection is crucial to carburetor tuning Demon Fuel Systems offers a complete range of quality power valves to accommodate every tuning requirement. Our power valves are rated in inches of mercury (amount of vacuum) required to open the valve. Most 4150/4160/2300 model carburetors use the Standard while 4500 and alcohol carburetors use the Hi–Flow power valve. Power valves shou..
Proper power valve selection is crucial to carburetor tuning Demon Fuel Systems offers a complete range of quality power valves to accommodate every tuning requirement. Our power valves are rated in inches of mercury (amount of vacuum) required to open the valve. Most 4150/4160/2300 model carburetors use the Standard while 4500 and alcohol carburetors use the Hi–Flow power valve. Power valves shou..
Proper power valve selection is crucial to carburetor tuning Demon Fuel Systems offers a complete range of quality power valves to accommodate every tuning requirement. Our power valves are rated in inches of mercury (amount of vacuum) required to open the valve. Most 4150/4160/2300 model carburetors use the Standard while 4500 and alcohol carburetors use the Hi–Flow power valve. Power valves shou..
Proper power valve selection is crucial to carburetor tuning Demon Fuel Systems offers a complete range of quality power valves to accommodate every tuning requirement. Our power valves are rated in inches of mercury (amount of vacuum) required to open the valve. Most 4150/4160/2300 model carburetors use the Standard while 4500 and alcohol carburetors use the Hi–Flow power valve. Power valves shou..
Proper power valve selection is crucial to carburetor tuning Demon Fuel Systems offers a complete range of quality power valves to accommodate every tuning requirement. Our power valves are rated in inches of mercury (amount of vacuum) required to open the valve. Most 4150/4160/2300 model carburetors use the Standard while 4500 and alcohol carburetors use the Hi–Flow power valve. Power valves shou..
Replacement Sight Glasses, O-rings & Snap RingsBrandDemonEmission Code5Hardware IncludedYesMaterialGlassProduct TypeFuel Bowl Sight Window Kit Service PartPart Number421375..
Demon Float Bowl ScrewsBrandDemonEmission Code5MaterialSteelProduct TypeFuel Bowl ScrewsQty4Part Number421386..
This kit is required when installing a 4150 Demon carburetor that will be used with a Ford automatic transmission BrandDemonEmission Code5MaterialSteelProduct TypeKickdown BracketQty4Part Number421445..
Fits Holley & Demon square flange 4-bbl, 4 hole and open center applications. Made of 1/16" premium gasket material. Incorporates perforated center for easy modification. Fits 4 hole intake manifold and simply remove center section for open center applications. Conforms easily to surface irregularities and creates a tight leakproof seal. BrandMr. GasketEmission Code5Product TypeBase GasketWeight0...
Renew Kit original equipment marine rebuild kits are available for all Holley marine carburetors. Each kit contains all parts and gaskets that are necessary to restore "like new" performance to your marine carburetor. Detailed instructions are included to guide you through the rebuilding process. Start off the season with a quality Holley Renew Kit. It's your guarantee for trouble-free cruising.Fe..
Dress up your engine with the Demon 14" chrome plated air cleaner assembly. This cleaner is a perfect complement to your Demon carburetor productFeatures:14 inches in diameter3 in deep paper filter elementTriple chrome plate finishLow profile for ease of use with stock hoodsTwo securing studs are supplied: 1/4in x 20tpi (Street Demon) and 5/16in by 18tpi (all other Demons)Tri-lobe wing nut is coun..
Dress up your engine bay with this Black Finish 14" Air Cleaner assembly. This air cleaner is the perfect complement to your Demon carburetor.Features:14 inches in diameter3 in deep black reusable filter elementBlack painted finishLow profile for ease of use with stock hoodsTri-lobe wing nut is counter-bored and furnished with 1/4in and 5/16in internal threadsDemon logo stamped into the topBarrels..
Designed for positive throttle return to assure added safety, this kit features a custom return spring bracket that is notched to provide adjustment for eight spring tension set-tings. The inner and outer return springs are Electro-Lease nickel-Plated to resist rust and extension fatigue. Fits King, Race, Speed & Road Demon Carburetors. BrandMr. GasketEmission Code5Product TypeThrottle Return Spri..
Holley is proud to announce that the next generation of Mighty Demon™ carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet–aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you..
Holley is proud to announce that the next generation of Mighty Demon™ carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet–aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you..
Holley is proud to announce that the next generation of Mighty Demon™ carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet–aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you..
Holley is proud to announce that the next generation of Mighty Demon™ carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet–aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you..
Holley is proud to announce that the next generation of Mighty Demon™ carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet–aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you..
Holley is proud to announce that the next generation of Mighty Demon™ carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet–aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you..
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