The lower the rating number, the better the material insulates. Summit Racing Carburetor Spacers SUM-G1408, Summit Racing Carburetor Spacers SUM-G1412, Summit Racing Carburetor Spacers SUM-G1409, Trans-Dapt Performance Carburetor Spacers 2582, Allstar Performance Hi-Flow Carburetor Spacers ALL25980, Trans-Dapt Performance Carburetor Spacers 2180, Allstar Performance Hi-Flow Carburetor Spacers ALL25992, Allstar Performance Hi-Flow Carburetor Spacers ALL25991, Trans-Dapt Performance Carburetor Spacers 2584, Summit Racing Carburetor Spacers SUM-G1413, Allstar Performance Hi-Flow Carburetor Spacers ALL25981, Summit Racing Carburetor Spacers SUM-G1412-Q, Allstar Performance Hi-Flow Carburetor Spacers ALL25986, Allstar Performance Hi-Flow Carburetor Spacers ALL25990. Advantage: Reduce the fuel temperature inside the carburetor, brings a denser and more powerful fuel to the manifold.It is used to extend the length of the intake mixture column, thereby improving air / fuel distribution. Thick, Ported, 2-Barrel, Each, 4.42 out of 5 stars Gaskets/Studs/Nuts/Washers Plastic Phenolic 4 Barrel Carb Spacer, Proform 67160C 1" Thick Trackside Phenolic Square Bore Carburetor Spacer Kit with Open/4-Hole/Tapered 4 Hole, Mr. Gasket 3406 Phenolic Thermal Insulating Carburetor Spacer, Pirate Mfg 1" Open Square Phenolic Carburetor Spacer Compatible with Edelbrock Holley SBC BBC Chevy V8, Canton Racing 85-152 Canton Phenolic Carburetor Spacer, Carburetor Gasket Kit 1" Ported Phenolic Carburetor Spacer 9134 4bbl SBC BBC BB Compatible with Holley SB Ford, Automotive Replacement Carburetors & Parts, All customers get FREE Shipping on orders over $25 shipped by Amazon, Automotive Replacement Carburetor Spacers & Adapters, Automotive Replacement Emission & Exhaust Products, Automotive Performance Carburetors & Parts, Automotive Performance Carburetor Spacers & Adapters. How to Make A Teflon/Phenolic Intake Manifold and Throttle Body Gaskets/Spacers. 76Capri Posting Freak. Today, Carburetor Spacer, Phenolic, 1 in. Guides Each has a different thermal conductivity (heat transfer) rating that tells you how well the material insulates against heat. It's available for Holley 4150/4160 carbs and Quadrajets. 64-66 HONDA CT200 #5 CARBURETOR PHENOLIC SPACER INSULATOR . Phenolic Resinhas a thermal conductivity rating of 2.01. I realize I won't get as much protection from heat with aluminum. Antoen making these right now? Member. ( 26 ), Carburetor Spacer, Polymer, 1 in. Free shipping . Machine an aluminum insert to line inner oak spacer. Today, Carburetor Spacer, Plastic, .500 in. Bolt holes didn't line up and broke when pushed on! Thick, Tapered Combo, Square Bore, Each, Estimated USA Ship Date: Exhaust Back Pressure: how to choose the correct exhaust Short Tube vs Long Tube Headers Which is 15 Installation Mistakes That Will Blow Your Head (Gasket), Aston Martins DBS 770 Ultimate is a 760-hp birthday gift. These increases create the space needed for the intake mixture to straighten out. Estimated International Ship Date: Thank you! Sponsored . Spacers will work with all Amal Monobloc and Concentric carburetors. PausePlayPlayPrev|Next Buy with Confidence: Please check pictures and specifications for compatibility. You are now signed up to receive JEGS Deals with text alerts! Estimated International Ship Date: Brief content visible, double tap to read full content. I added a 1/2 inch open on my turbo sbc combo. Loosen the 3 10mm nuts on the mounting brackets and disconnect the breather hose from the valve cover. Real hot under your hood? This means that gasoline and any other chemical can easily soak in and warp the spacer. For those who are extremely serious and over the "Edge", here is the ultimate in carburetor spacers. Wood or aluminum carb spacers are also easily stacked to multiply their effect. The L79 intake has a completely divided plenum. Thick, Divided-Wall, Square Bore, Each, 4.68 out of 5 stars Theyre easy to install. . Phenol is also synthetically produced from benzene. Phenolic is a material used to make the spacer; aluminum, plastic, and wood are also used. Not for use with stock manifolds with heat crossovers, can withstand temperatures to 400. Carburetor Spacer Material . Sorry, we were unable to perform your search at this time. Comments (1) Polymer spacers offer decent insulation properties, are very durable, and are often less expensive than phenolic resin spacers. Find a Local Shop Free In-Store Pickup & Delivery to Your Local Dealer! I'd like to get one for my car. if ordered today, Carburetor Spacer, Wood, .500 in. An open plenum carb spacer is ideal for maximizing horsepower. Thick, Open, Square Bore, Each, 4.77 out of 5 stars : ) Do you have a billet base plate or are you over tightening it? Quantity: 1 Piece. if ordered today, Carburetor Spacer, Phenolic, 0.250 in. Plastic spacers do not work as well and actual wood spacers are not as strong and don't machine well and just forget using one out of aluminum. Which CARBURETOR SPACERS is better for my car? Obviously, aluminum spacers are still widely available. McMaster-Carr - Phelonic. Thick, 4-Hole, Square Bore, Each, 4.73 out of 5 stars ( 21 ), Carburetor Spacer, Plastic, 2 in. 2 in stock. i always ran the same spacers because the best dyno numbers were made with them. Carburetor Spacer Replacement for Barry Grant. Thick, 4-Hole, Square Bore, Each, 4.04 out of 5 stars Spacers often fall into one of two categories. 1972 Malibu Sport Coupe - Victory Red on Black - 350/TH350. 15.51 . Phenolic spacers also block heat transfer better than any other spacer. Tapered spacers can offer the best of both worlds-increasing torque, horsepower, and acceleration over the whole RPM range. Fuel Delivery; Gauges; AEM Accessories . holley 650dp So if insulation and durability are both important to you, this may be the spacer for you. freq may vary. Is there any chance of the center of this spacer sagging/warping over time since it would be unsupported above an open plenum? by pjc360 Wed Dec 24, 2014 4:25 pm, Post Its thermal conductivity rating is 1,665.1. Jan 30, 2023 Post The reason the plastic/phenolic HVH spacers say for drag racing use only on them is because they will fail if used at high temperatures for extended periods. Fax - 248.322.3078. Carburetor Spacer Replacement for Ford and replacement for Chrysler engines. Carburetor Spacer Style: Open. Thread starter Gary Hughes; Start date Apr 2, 2004; Gary Hughes. ( 1 ), Carburetor Spacer, Wood, .500 in. ( 9 ), Estimated USA Ship Date: 1leftright. This increases the spacers insulation factor and creates a mini-tunnel ram effect by giving the incoming air and fuel a taller, straighter shot into the manifold. A 4-hole spacer will generally improve part throttle operation and help build low and midrange torque, while an open spacer increases plenum volume, adding midrange and top end horsepower. Carburetor Spacer Color Gaskets Included Mounting Hardware Included Quantity Price Range Filter Options Savings Central Selected Filters Home Carburetor Spacers Everything you need for anything you drive. Hot Alkaline Water Stick PH Alkalizer Ionizer Hydrogen Minerals Wand Filter LD. Carburetor Spacer Fits any square bore carburetor. Skip to Content. good luck #9 FastEHHolden Steptoe Members 5,114 posts Location: Central Coast NSW Joined: 16-November 05 Posted 02 March 2010 - 05:52 PM Password . Phenolic Carb Spacer quantity. By subscribing to JEGS SMS, you consent to receive autodialed messages to the number used at opt-in. Or is this stuff just for the big boys? Fits 4BBL square-bore carburetors 2" thick phenolic plastic I use a 1", 4-hole under my Mighty Demon on an Edelbrock RPM Performer Air Gap and have just enough hood clearance. 1/2" Holley Squarebore 4-Hole Phenolic Carburetor Spacer, TCO-6215 . There are many types of spacers on the market today and I prefer to use these why? For a real treat, if you ever go there, get a tour of the back warehouse. Thick, Open, Square Bore, Each, 4.72 out of 5 stars The material has a direct impact on the spacers insulation ability, as they all transfer heat at a different rate. Phenolic has good insulation properties and is more durable than wood, making it a good compromise between wood (the best insulator) and aluminum (the most durable). Today, Carburetor Spacer, Phenolic, 1 in. Carb spacers are generally made from wood, aluminum, phenolic resin, or polymer. I MAY MAY Estimated International Ship Date: Javascript is required to submit this form. Thick, Open, Dominator Flange, Each, 94 Series Carburetor Spacer, Phenolic Wood, 0.250 in. We dont share your credit card details with third-party sellers, and we dont sell your information to others. New; Products. Thick, Open, Dominator Bore, Each, Carburetor Spacer, Wood, 1 in. Especially if youre looking for a specific tuning effect over your engines RPM range. This is with running a 1-1/4" drop air cleaner and 3" filter element. ( 41 ), Estimated Ship Date: dba Summit Racing Equipment | Trademarks. Edelbrock intake 2701 We encountered an error while updating this page. TSP's phenolic carb spacer is an easy way to improve performance and increase clearance on top of the engine. Aluminum is super durable. This CNC machined cavity enhances flow and increases power and also aides in consistency when used in conjunction with under carburetor throttle stops. Carburetor Spacer Fits 4 barrel carbs with a square bore base like the replacement for Holley 4150/4160. Estimated International Ship Date: I'm running a cheap 20 dollar 2 inch 4 hole phenolic spacer, I don't believe it is billet. Not only is wood the best insulating material around, it's cheap and easy to shape to match any intake manifold opening. The results are vacuum leaks and a faster depreciation. Carburetor Spacer Tapered Phenolic 4150 4-Hole, Carburetor Spacer Tapered Phenolic 4500 4-Hole. Thick, Open, Square Bore, Each, 4.8 out of 5 stars Get these in either 4150 or 4500 baseplate configurations in 1/4-, 1/2-, 1 . What is Phenolic Plastic? ( 36 ), Carburetor Spacer, Wood Fiber Laminate, .500 in. Thick, 4-Hole, Square Bore, Each, 4.69 out of 5 stars ( 11 ), Carburetor Spacer, Wood, .750 in. Canton makes a really nice flowed phenolic spacer. 71 Javelin SST body. Full content visible, double tap to read brief content. All I can add is that it DEFINTELY keeps heat isolated. Ships Today. The advanced phenolic laminate transfers approximately ten times less heat to the carburetor resulting in cooler denser fuel/air mixtures. If you're still not sure which carb spacer is best for you, drop us a comment and we'll figure it out together! Trans-Dapt's Swirl-Torque four-hole spacers are designed to promote low and midrange torque, improve fuel mileage, and enhance overall driveability. Phenolic machinable plastics are thermoset composite materials. of 89, Carburetor Spacer, Plastic, 1 in. Material. Carburetor Spacer; The Edelbrock Carburetor Spacer number 8712 is an open design used to add more plenum volume or add more distance from carb-to-plenum floor distance. SKU: TRA2584 Category: Air and Fuel Brand: TRANS-DAPT. Find many great new & used options and get the best deals for Fly Tying Fly Fishing15 Selected Marabou Plumes Feathers Choose Colour at the best online prices at Free shipping for many products aire96fm.com I'm a slow typer. 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Basically you could see the shape of the intake due to the pressure of the spacer being compressed. Reduce the fuel temperature inside the carburetor, brings a denser and more powerful fuel to the manifold.It is used to extend the length of the intake mixture column, thereby improving air / fuel distribution. Does one help with high or low rpm more? It's available for Holley 4150/4160 carbs and Quadrajets. Your email address will not be published. For a better experience, please enable JavaScript in your browser before proceeding. Please note that Checkout Prices will be in US Dollars. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! According to McMaster Carr it's good for an operational temp of 500F. Use to Enhance Throttle Response. phenolic carb spacer Early V8 (1932-53) The Ford Barn. Not for use with stock manifolds with heat crossovers, can withstand temperatures to 400. JEGS Phenolic Carburetor Spacer | 4150 Square Bore Flange | Open Hole Design | 1" Tall | Includes Two Gaskets And Mounting Hardware 4.9 (10) $1819$22.69 $14.99 delivery Jan 12 - 13 Only 9 left in stock - order soon. ( 7 ), 4.42 out of 5 stars Inspect and replace wood spacers often. Thick, Open, Square Bore, Each, 3.5 out of 5 stars JavaScript is disabled. Phenolic Carb Spacers: Our phenolic carburetor spacers are available in three heights for your tuning requirements. Amazon.com: Edelbrock 8725 Carburetor Spacer: Automotive Buy Edelbrock 8725 Carburetor Spacer: Carburetors - Amazon.com FREE DELIVERY possible on eligible purchases www.amazon.com Thick, 4-Hole, Square Bore, Each, 4.0 out of 5 stars When you stack spacers, you are actually improving their insulation properties, and at the same time youre getting more horsepower. We recommend these similar substitute parts: 4.75 out of 5 stars ( 15 ), Estimated Ship Date: FordBarn.com; The Forum; Swap; About; Register; Calendar; Community; Today's Posts; Search; FAQ : The Ford Barn > General Discussion > Early V8 (1932-53) phenolic carb spacer User Name: Remember Me? 10:1 Compression You can order this part by Contacting Us. But they also make it extremely absorbent. [CDATA[ */ psTimeout[38850]=4000;psAudio[38850]=false;psAutoplay[38850]=false;psDelay[38850]=0;psTrans[38850]='fade';psLoop[38850]=false;psCarouselSize[38850]=7;psSpeed[38850]=500;psPagerStyle[38850]='carousel';psClickOpens[38850]='lightbox';/* ]]> */ Please refresh and try again. In Stock at a Summit Racing Location. by Walter R. Malik Fri Dec 19, 2014 7:56 pm, Post Phenolic resin and polymer are good choices for spacers that wont be altered. During his 20-year career in the auto industry, he has covered a variety of races, shows, and industry events and has authored articles for multiple magazines. The spacer is sold as phenolic but it doesn't hold up to much heat. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Underneath these twin Holley Dominators are two plywood carburetor spacers. Sorry to hijack! Reference OE/OEM Number: No. of 27, Carburetor Spacer, Phenolic, 1 in. Gaskets/Studs/Nuts/Washers Plastic Phenolic 4 Barrel Carb Spacer, 1/2in Phenolic Carburetor Spacer,Open Center Style Replacement Fits for 4150/4160 Square Bore, Replaces 170S HUAYI Carburetor - Carburetor for HUAYI 170SA Yard Machine Snow Blower MTD 951-10368 951-10638A 751-10638 751-10638A 951-14026A 951-14027A - Carburetor for Troy Bilt, Sumind 11 Pieces Bike Carbon Fiber Headset Spacer Bicycle 1-1/8 Inch 20 15 10 5 3 2 1 mm, 7 Size, GAsupply 4156 ATV Wheel Spacers, 2 inch 50mm 4 Lug Wheel Spacer Adapters 131mm Hub Bore 3/8"-24 Studs Compatible with Kawasaki, Polaris, Yamaha, 4pcs, POSEAGLE 951-10956A Carburetor Replaces 951-10956, 951-12612A, 951-12612, 751-14018, 951-14018, 751-10956, 751-10956A for MTD, Troy-Bilt 161-JW, 161-JWA, 161-JWA-11 Engines, 1PZ W35-IM1 Carburetor w/Upgrade Aluminum Intake Manifold Replacement for Yamaha Warrior 350 YFM350 X Wolverine YFM350FXG 1987-2004 ATV 4Wheeler Quad, 1996-2023, Amazon.com, Inc. or its affiliates, Select a location to see product availability, Phenolic Plastic + Metel Carburetor Spacer, 1/2in Phenolic Carburetor Spacer Open Center Style Replacement for Holley 4150/4160 Square Bore Carb, Free returns are available for the shipping address you chose. Thick, 4-Hole, Dominator Bore, Each, Carburetor Spacer, Wood, .500 in. Phenolic spacers also block heat transfer better than any other spacer. I ordered some phenolic, with linen I believe, and bolted the second spacer to the phenolic sheet I ordered. 1970 Chevelle - Best time at the WCCG 12.749 @ 108.606, 2.011 60' on street tires! AT4X versions of the GMC Sierra and Canyon. And theyre cheap. $30, maybe you can make one for less? More specifically one that doesn't warp after a couple months? Each has a different thermal conductivity (heat transfer) rating that tells you how well the material insulates against heat. I have been looking at a phenolic carb spacer that has the blended center on it. Complete kit with gaskets and mounting hardware for easy installation. Feb 14, 2023 There are four typical types of spacer material: wood, phenolic resin, polymer (plastic), and aluminum. Underneath these twin Holley Dominators are two plywood carburetor spacers. Jan 30, 2023 Thick, Open, Square Bore, Each, 4.63 out of 5 stars Add to cart. Temporary opening hours Monday to Thursday 09:00 - 17:00 & Friday 09:00 - 16:30 Carburetor Spacers how do I choose the best one? Use your Summit Racing SpeedCard, and get 10% back!Get Details! Would 1" get me anything on a mild 283 build? Includes initial monthly payment and selected options. Aluminum will tune your intake charge. If you want the height of a spacer, and to avoid heat migration, pick whatever aluminum spacer works. I'm considering running a 2 inch 4 hole aluminum spacer, I'm sick of the phenolic spacers warping on me and causing vaccum leaks. The heat insulator is a thick rubber gasket to prevent heat transfer towards the carburetor. There are phenolic plastic and phenolic wood spacers. Carburetor Spacer Replacement for Carter and replacement for Edelbrock that are used on many replacement for Small/Big Block . by toolmakeron Fri Feb 22, 2013 8:13 am. Its also more durable compared to wood. Learn how your comment data is processed. / Air and Fuel / Phenolic Carb Spacer. The Swirl-Torque spacers are for use with square-bore carburetors and are available in aluminum or phenolic material. Wood has a thermal conductivity rating of 1.02, making it the best insulator in the group. Spacer designers and racers often play with spacer configuration to get specific tuning effects at certain points in the engines rpm range. A bottle of Heat may help, as i had to use it a few times on my 95 van in Illinois winter weather. Please use a different way to share. So how about aluminum? The lower the rating number, the better the material insulates. 1996-2023, Amazon.com, Inc. or its affiliates, Select a location to see product availability, Carburetor Air Cleaner Spacer Aluminum Fit for Edelbrock/Holley/Demon/Carter/Rochester with 5 1/8in Carburetor Opening(1"), Carburetor Air Cleaner Spacer Aluminum Fit for Edelbrock/Holley/Demon/Carter/Rochester with 5 1/8in Carburetor Opening(1/4"), Carburetor Air Cleaner Spacer Aluminum Fit for Edelbrock/Holley/Demon/Carter/Rochester with 5 1/8in Carburetor Opening(1/2"), Phenolic Plastic Carburetor Spacer, 3pcs 1in Carburetor Spacer Open Center Style Replacement for Engine 4 Barrel, Carburetor Gasket, 1" Ported Phenolic Carburetor Spacer 4bbl SBC BBC BB Fits for Holley SB Chevy Ford, Trans-Dapt 2584 Phenolic Carburetor Spacer, Spectre Performance (5769) 2" Open Plastic Carburetor Spacer, Carburetor Spacer1/2in PhenolicCarb Spacer Open Center Style Replacement for Holley 4150/4160 Square Bore Carb, Speedway Motors Stromberg 97/Holley 94 3-Bolt Phenolic Insulating Carburetor Spacer, Carb Phenolic Insulator, Carburetor Spacer Simple Installation Reduce Fuel Temperature for Car Replacement for Holley 4150/4160, 1 SET Black Carb spacers 1" Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. I have a Canton 1" phenolic blended spacer on the 406 well i got one on the chevelle havent fired her yet but will in the next few days mines 1" thick and its got to be better then not having it to keep the carb cool. Free shipping for many products! ( 4 ), Estimated USA Ship Date: Complete with gaskets and mounting hardware for easy installation. long tube headers (1 5/8 Primary Tube and 3 Collector) Thick, 4-Hole, Spread Bore, Each, 3.91 out of 5 stars 390 69 crank, 70 block & heads. Min: 0: Max: 125: Size. This Summit 1-inch open plenum polymer spacer is ideal for adding high rpm power to a race engine. by JWebb Fri Dec 19, 2014 10:11 pm If you want the height of a spacer, and to avoid heat migration, pick whatever aluminum spacer works. The correct spacer can show a gain of up to 25+ HP, but spacer selection is highly dependent upon many variables. This Motorvation billet aluminum spacer is a four-hole design that creates an "air funnel" to improve low and midrange power and increase fuel economy. 2023 JEGS High Performance. SBC BBC Carb, Canton Racing 85-162 Phenolic Carburetor Spacer for 4150/4160 Holley Open 1/2 Inch, 1 Pack, Canton Racing 85-160 Phenolic Carburetor Spacer, Canton Racing Products"85-154 Phenolic Carburetor Spacer (For 4150/4160 Holley 4 Hole 1/4"), 1 Pack", Moroso CARBURETOR SPACER, 1/2 IN, Q-JET, PHENOLIC, Trans-Dapt Performance 2370 Plastic Phenolic 4 Barrel Carb Spacer Ported 0.5 in. Select the Pickup option on the product page or during checkout. Estimated International Ship Date: It looks like WhatsApp is not installed on your phone. Teflon! Thick, 4-Hole, Dominator Flange, Each, Estimated Ship Date: Polymer spacers cannot be stacked or ported, which does limit their use as tuning devices. Estimated International Ship Date: 05 Inch . Th350 with summit G2699 torque converter (1700-2100 Stall) The Carburetor Spacer fits 4 barrel carbs with a square bore base, such as replacement for 4150/4160, etc.Please read the product information picture before placing an order to avoid buying mistakes. whatta guy's think ? Most I can get by with is the 1/4" thick Holley insulating gasket. Application: Carburetor Spacer Fits any square bore carburetor If you decide this is the type for you, purchase it in either wood or aluminum. Carburetor Spacer - 1 in Thick - 4 Hole - Holley 4-Barrel - Gaskets / Hardware - Plastic - Each. We are sorry. Estimated International Ship Date: Hard phenolic Carb spacer 32mm 06-3458 Norton insulator intake 1/16" 06-2700 . Phenolic Carb Spacers:Our phenolic carburetor spacers are available in three heights for your tuning requirements. Mar 13, 2023 If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. Keep your carburetor running cool by using a phenolic carburetor spacer. Trans-Dapt 2180 Phenolic Open Carburetor Spacer, 1/2 Inch $22.99 $24.99 (2) Universal Fit, 0.5" Overall Thickness On Sale Overall Thickness: 0.5" Carburetor Spacer Style: Open Carburetor Flange Type: 4-Barrel Square Bore Compare Quick View Part # 5504945 Mr Gasket 4945 Carburetor Spacer Kit, 1 Inch Open Center $44.08 Our team will help you solve the problem as soon as possible. Msg. There many options to choose from, with spacers varying in both their material make-up and construction type. Thick, Open, 4500 Style, Each, 3.78 out of 5 stars Feb 13, 2023 But carb spacers have another important function. I'm torquing my carburetor to 7 ft lbs, quickfuel says to torque them to 8 ft lbs. This is a custom order part. i use a moroso phenolic spacer under an ALUMINUM hvh super sucker, 69 camaro ex-NHRA superstocker,548" 93 octane,g-force 4speed,9" w/ 4.86's and a lenco billet locker,NEVER to be trailered.9.63 at 141.80,1.38 60',126 mile round trip[3000rpm's at 60mph]. Or more scientifically put, the materials have varying thermal conductivity ratings, where a lower rating means better insulation. by pjc360 Thu Dec 18, 2014 10:05 pm, Post Reviewed in the United States on December 15, 2022. Required fields are marked *. However, they are the most durable and the only type of spacer allowed by most racing sanctioned bodies. In 2012, he helped establish OnAllCylinders, where he enjoys covering all facets of hot rodding and racing. ( 2 ), Carburetor Spacer, Phenolic, 1.094 in. This wood carburetor spacer includes heat-insulating phenolic fiber. Error posting question. Type . 10.78 + 4.98 P&P . Thursday 1/19/2023 Use your Summit Racing SpeedCard, and get 10% back! I can't say which one would have better heat insulating properties. Please try again later. Polymeris less expensive than phenolic resin. ( 54 ), Estimated USA Ship Date: ( 4 ), Carburetor Spacer, Wood, 1 in. This Carburetor Spacer is made of premium quality phenolic plastics, it can insulate your carb from excessive engine heat.Good quality brings you an improvement in the quality of life. Polymer spacers offer decent insulation properties, are very durable, and are often less expensive than phenolic resin spacers. Incl. Estimated International Ship Date: Ships In a Few Days. /*