Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Shop Ignitions At Speedway Motors

Whether you're racing on the weekend or just cruising the streets, we have the ignition parts to spark your car to life. Speedway Motors carries the best in performance electronic distributors, spark plug wires, ignition boxes, coils, and spark plugs to power whatever you're driving. Ignite your passion with parts from top brands like MSD, Accel and Taylor Cable, all just a call or click away.

"Ignition, Spark Plugs, Wires and Accessories" Page 1 of 7

  • Accel 8023 8.8 Spiral Core Spark Plug Wires, HEI, Straight Boot
    Accel 8023 8.8 Spiral Core Spark Plug Wires, HEI, Straight Boot
    x
                

    Makes power, not static.  With today's mega-watt, ultra-sensitive car stereo systems, that means "hiss-free" high fidelity. Thanks to a special graphite-impregnated fiberglass conductor, ACCEL 8.8 wire has the structural integrity to handle the high performance that can cause other wires to self-destruct.  Yellow only.

    • Rated to 550 degrees F
    • 8.8mm yellow high temp silicone jacket
    • For race and street applications
    • 500 ohm/ft. RFI suppression
    • Red plug boots

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Champion 670 V59C 14mm Racing Spark Plug-.46 In Reach, 5/8 In Hex, Hot
    Champion 670 V59C 14mm Racing Spark Plug-.46 In Reach, 5/8 In Hex, Hot
    x
                

    Champion Racing Series plugs include all the features of their conventional plugs, but are built with extreme engine conditions and durability in mind.  For GM & Ford cast iron cylinder heads and some OE design aluminum heads. Will not fit GT40 heads.

    • Nickel Alloy Ground and Center Electrodes
    • Copper Core Center Electrode Allows for Increased Conductivity and Heat Control
    • Peanut Plug
    • 14mm, .460" reach, 5/8" hex
    • Projected Tip
    • Heat Range: Hot (59)

    Champion Spark Plug Guide (GIF)

    Champion Heat Range Guide (GIF)

    Champion Conversion Chart (GIF)

    Spark Plug Gapping Instructions (GIF)

    Autolite, Champion, NGK Cross Reference Chart (PDF)

  • DEi 010502 Protect-A-Boot Spark Plug Boot Heat Shield, 6 Inch, Silver, 8 Pack
    DEi 010502 Protect-A-Boot Spark Plug Boot Heat Shield, 6 Inch, Silver, 8 Pack
    x
                

    Protect-A-Boots are made from a high temperature resistant glass fiber material and treated with a proprietary coating, Protect-A-Boots provide spark plug boot and wire protection from extreme under hood heat.

    • Double-wall construction for added durability
    • Helps prevent burn-through, hardening and cracking of boots
    • Installs in seconds
    • Universal-fits most straight or angled boots
    • Withstands 1200°F direct continuous heat
    • Non-flammable & protects against chemicals & resists water

    Protect-A-Boot Instructions (PDF)

    Exhaust Wrap Frequently Asked Questions (PDF)  

     

  • Taylor Cable 76640 8mm Solid Core Wires, Under Headers, HEI, 90  , Blue
    Taylor Cable 76640 8mm Solid Core Wires, Under Headers, HEI, 90 , Blue
    x
                

    Taylor Cable’s 8mm Spiro-Pro Series outperforms the competition in both looks and performance at a price you can afford. Spiro-Pro is simply a top of the line high performance 8mm ignition wire and is an excellent choice for race only applications with it's solid wire core.

    • High grade silicone over silicone resists temperatures up to 600°
    • Color coordinated silicone boots add a touch of class
    • HEI boots have "Professional Grips" for easy on/off installation
    • Double spring locking spark plug terminals provide a firm grip
    • Wire core for racing applications
    • Use with magnetos and point style ignition systems (non electronic)
    • Fully assembled
    • Coil wire is 35" long and requires final assembly
  • Moroso Spark Plug Wires, Over Valves, Socket Cap, Ready-To-Install
    Moroso Spark Plug Wires, Over Valves, Socket Cap, Ready-To-Install
    x
                If you have ever tried to put plug wires together yourself, you know how fustrating it can be. These pre-assembled Moroso 8mm spiral core wires are fiberglass reinforced with a silicone outer layer. Wires have 90° boots on both ends. Available in red or black for small block Chevy.

    Note: Standard Cap = Socket-style Cap = Points-style Cap

  • Shim-Dex Spark Plug Shims, 24 Pack, Close Clearance
    Shim-Dex Spark Plug Shims, 24 Pack, Close Clearance
    x
                New close clearance shims, features a smaller  outside dimension for minimal seat surface. Perfect for All Pro style  heads due to the tight fit of the plug into the head. 

    These stackable spark plug shims rotate the ground of the spark plug at 30 degree intervals anywhere within 360 degrees so that you get the most out of your spark plugs without causing overheat and pre-ignition due to thread exposure.
    • Shim-Dex shims rotate the ground of the spark plug at 30 degree intervals anywhere within 360 degrees
    • You won't have to buy extra spark plugs to have them perfectly indexed
    • Shim-Dex shims are reusable many times over
    • Minimal or no thread exposure in the cylinder head that can overheat and cause pre-ignition
    • Shim-Dex shims are so thin they will not adjust the gap too far out of the combustion chamber and negatively affect performance
    • Pack includes 12 silver 60 degree shims and 12 black 90 degree shims
    • Works well with any V8 engine application
    Indexing Your Spark Plugs (PDF)
  • Champion 723 N57DR 14mm Alky Race Spark Plug-13/16 Hex-.75 Reach-Cold
    Champion 723 N57DR 14mm Alky Race Spark Plug-13/16 Hex-.75 Reach-Cold
    x
                Please view the product's page for more information
            
  • Taylor Cable 70650 8mm Spark Plug Wires, 90 Deg Boot, Wire Core, Blue
    Taylor Cable 70650 8mm Spark Plug Wires, 90 Deg Boot, Wire Core, Blue
    x
                Taylor 8mm Pro Wires are the ultimate in spark plug wires for serious racing machines. 
    • High grade silicone over silicone resists temperatures up to 600°
    • Color coordinated silicone boots add a touch of class
    • HEI boots have "Professional Grips" for easy on/off installation
    • Double spring locking spark plug terminals provide a firm grip
    • Wire core for racing applications
    • Universal fit for HEI and socket style caps 

    Recommended for use with Vertex Magnetos.

    8mm Pro Wire Application Chart (GIF)

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Taylor Cable 70250 8mm Spark Plug Wires, Wire Core, 90 Degree, Red
    Taylor Cable 70250 8mm Spark Plug Wires, Wire Core, 90 Degree, Red
    x
                Taylor 8mm Pro Wires are the ultimate in spark plug wires for serious racing machines. 
    • High grade silicone over silicone resists temperatures up to 600°
    • Color coordinated silicone boots add a touch of class
    • HEI boots have "Professional Grips" for easy on/off installation
    • Double spring locking spark plug terminals provide a firm grip
    • Wire core for racing applications
    • Universal fit for HEI and socket style caps 

    Recommended for use with Vertex Magnetos.

    8mm Pro Wire Application Chart (GIF)

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Champion 844 H10C SE Flathead Spark Plugs
    Champion 844 H10C SE Flathead Spark Plugs
    x
                

    These spark plugs fit all 1939-53 Flathead Fords. Work very well with our ignitions.

    • 14mm threads
    • 7/16" reach
    • 13/16" hex
    • Flat gasket seal
  • Taylor Cable 80605 8MM Spark Plug Wires Set Under Valve, 90  , Shielded SST
    Taylor Cable 80605 8MM Spark Plug Wires Set Under Valve, 90 , Shielded SST
    x
                The finishing touch for engines with braided lines and hoses! The SST features a 8mm spiral-wound conductor for maximum fire power without RFI, and Taylor’s 8mm 2-layer silicone jacketed wire for heat protection up to 550° Fahrenheit. 

    Competition look with custom fit for many applications featuring:

    • Braided, tin coated copper cover with blue silicone spark plug boots
    • No assembly required
    • Double spring locking spark plug terminals for firm grip
    • Grounding kit included

     

     

  • Taylor Cable 70655 8mm Spark Plug Wires, Straight, Resistor Core, Blue
    Taylor Cable 70655 8mm Spark Plug Wires, Straight, Resistor Core, Blue
    x
                Taylor 8mm Pro Wires are the ultimate in spark plug wires for racing and serious street machines. 
    • High grade silicone over silicone resists temperatures up to 600°
    • Color coordinated silicone boots add a touch of class
    • HEI boots have "Professional Grips" for easy on/off installation
    • Double spring locking spark plug terminals provide a firm grip
    • Resistor core for street applications
    • Universal fit for HEI or Socket style caps

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Four Hole Chrome Spark Plug Wire Holders, 5-1/4 Inch Tall
    Four Hole Chrome Spark Plug Wire Holders, 5-1/4 Inch Tall
    x
                

    Our chrome spark plug wire divider looms are universal fit and can be used with both stock height or tall valve covers. The chrome plated steel brackets include insulating grommet inserts which prevent crossfiring and extend wire life.

  • Shim-Dex Spark Plug Shims, 24 Pack
    Shim-Dex Spark Plug Shims, 24 Pack
    x
                These stackable spark plug shims rotate the ground of the spark plug at 30 degree intervals anywhere within 360 degrees so that you get the most out of your spark plugs without causing overheat and pre-ignition due to thread exposure.
    • Shim-Dex shims rotate the ground of the spark plug at 30 degree intervals anywhere within 360 degrees
    • You won't have to buy extra spark plugs to have them perfectly indexed
    • Shim-Dex shims are reusable many times over
    • Minimal or no thread exposure in the cylinder head that can overheat and cause pre-ignition
    • Shim-Dex shims are so thin they will not adjust the gap too far out of the combustion chamber and negatively affect performance
    • Pack includes 12 silver 60 degree shims and 12 black 90 degree shims

    Indexing Your Spark Plugs (PDF)

  • Moroso Spark Plug Wires, Under Headers, HEI Cap, Ready-To-Install
    Moroso Spark Plug Wires, Under Headers, HEI Cap, Ready-To-Install
    x
                If you have ever tried to put plug wires together yourself, you know how fustrating it can be. These pre-assembled Moroso 7mm spiral core wires are fiberglass reinforced with a silicone outer layer. Wires have 90° boots on both ends. Available in red or black for small block Chevy.
            
  • Taylor Cable 76240 8mm Spark Plug Wires-Solid Core-Under Headers-90  -Red
    Taylor Cable 76240 8mm Spark Plug Wires-Solid Core-Under Headers-90 -Red
    x
                

    Taylor Cable’s 8mm Spiro-Pro Series outperforms the competition in both looks and performance at a price you can afford. Spiro-Pro is simply a top of the line high performance 8mm ignition wire and is an excellent choice for race only applications with it's solid wire core.

    • High grade silicone over silicone resists temperatures up to 600°
    • Color coordinated silicone boots add a touch of class
    • HEI boots have "Professional Grips" for easy on/off installation
    • Double spring locking spark plug terminals provide a firm grip
    • Wire core for racing applications
    • Use with magnetos and point style ignition systems (non electronic)
    • Fully assembled
    • Coil wire is 35" long and requires final assembly
  • Champion 668 V55C 14mm Alky Spark Plug, .46 Reach 5/8 Inch Hex, Colder
    Champion 668 V55C 14mm Alky Spark Plug, .46 Reach 5/8 Inch Hex, Colder
    x
                

    Champion Racing Series plugs include all the features of their conventional plugs, but are built with extreme engine conditions and durability in mind.  For GM & Ford cast iron cylinder heads and some OE design aluminum heads. Will not fit GT40 heads.

    • Nickel Alloy Ground and Center Electrodes
    • Copper Core Center Electrode Allows for Increased Conductivity and Heat Control
    • Peanut Plug
    • 14mm, .460" reach, 5/8" hex
    • Projected Tip
    • Recommended for Alcohol
    • Heat Range: Colder (55)

    Champion Spark Plug Guide (GIF)

    Champion Heat Range Guide (GIF)

    Champion Conversion Chart (GIF)

    Spark Plug Gapping Instructions (GIF)

    Autolite, Champion, NGK Cross Reference Chart (PDF)

  • Accel 9000C Ceramic Spark Plug Wires, Straight, Extreme 9000, Universal
    Accel 9000C Ceramic Spark Plug Wires, Straight, Extreme 9000, Universal
    x
                

    Accel offers the cure for burnt spark plug wire boots with the Extreme 9000 Series Ceramic Wire kits. These 8mm spiral core spark plug wires have ceramic boots on the spark plug end of the wires which makes it impossible to melt or burn boots. If you are running headers with close tolerances, have an engine bay with little room or an RV with boots that melt because of heat, these wire kits are the answer for burnt and melting boots.

    • 8mm Ferro-Spiral EMI/RFI suppression core
    • 500 Ohms/ft resistance
    • Straight ceramic boots will withstand 2000° F
    • Stainless terminals
    • Includes ends for HEI (male) and socket (female) distributors

    Ceramic Wire Core Cut-A-Way (Link)

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Moroso OE64011 Flathead Universal Spark Plug Wires Kit
    Moroso OE64011 Flathead Universal Spark Plug Wires Kit
    x
                

    Finally, a set of 7mm supression spark plug cables as a universal plug wire kit for your Flathead.

    We started with black, 7mm suppressive core wire that will go through your looms. The 90° black plug boots are installed but you have to install the straight or 90° distributor ends. We even put in enough wire to place your coil on the firewall. Comes with straight boots for the distributor end of the plug wire. Black only.

    Two sets of boots/terminals are included, one set for conventional socket-type caps and one set for HEI type caps. The set includes 9 cables, the longest being 51" and the shortest being 24". Use eight for the plugs, one for the coil.

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Autolite 216 Flathead Spark Plugs
    Autolite 216 Flathead Spark Plugs
    x
                

    These spark plugs fit all 1939-53 Flathead Fords. Work very well with our ignitions.

    • 14mm threads
    • 7/16" reach
    • 13/16" hex
    • Flat gasket seal

     

     

     

  • Rajah 7mm Spark Plug Wire Ends, 90
    Rajah 7mm Spark Plug Wire Ends, 90
    x
                

    Your Flattie or Nostalgia engine won't look right if you don't have original Rajah spark plug wire ends. Work great with our red plug wires. 90° ends. Bag of eight.

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Accel 8021 8.8 Spiral Core Spark Plug Wires, HEI, 90 Degree Boot
    Accel 8021 8.8 Spiral Core Spark Plug Wires, HEI, 90 Degree Boot
    x
                

    Makes power, not static.  With today's mega-watt, ultra-sensitive car stereo systems, that means "hiss-free" high fidelity. Thanks to a special graphite-impregnated fiberglass conductor, ACCEL 8.8 wire has the structural integrity to handle the high performance that can cause other wires to self-destruct.  Yellow only.

    • Rated to 550 degrees F
    • 8.8mm yellow high temp silicone jacket
    • For race and street applications
    • 500 ohm/ft. RFI suppression
    • Red plug boots

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Accel U-Groove Spark Plug, 14mm, 13/16 Hex, 3/8 Reach, Gasket Seat
    Accel U-Groove Spark Plug, 14mm, 13/16 Hex, 3/8 Reach, Gasket Seat
    x
                

    Accel's patented U-groove design provides a hotter spark and increased horsepower. 

    U-Groove Benefits:

    • More power to the wheels
    • Improved ignitability
    • Improved throttle response and fuel efficiency
    • Develops larger spark nucleus for improved combustion and reduced fouling 
  • Autolite AR472 14mm Racing Spark Plug-5/8 Hex-Tapered Seat-.708 Reach
    Autolite AR472 14mm Racing Spark Plug-5/8 Hex-Tapered Seat-.708 Reach
    x
                

    Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range Cold. 

    • Standard tip
    • 14mm plug
    • .708" reach
    • 5/8" hex
    • Tapered seat
    • Non-resistor
    • Vendor Number: AR472

    Note: Please use the Vendor Number to reference the PDF chart links listed.

    Heat Range Chart (PDF)

    Racing Plug Tech Note (PDF)

    Understanding Heat Range (PDF)

    Autolite Cross Reference Chart (PDF)

     

  • NGK 3526 BP7EFS 604 Crate Engine Spark Plug, Cool Temp.
    NGK 3526 BP7EFS 604 Crate Engine Spark Plug, Cool Temp.
    x
                

    Every NGK spark plug is designed to withstand severe mechanical and thermal shock associated with these high-revving, high-compression race crate engines.

    • Heat range:  7 (Cool)
    • 14mm thread pitch
    • For use with GM 604 racing crate motors
    • Sold each
  • Autolite AR93 Power Tip Spark Plug 5/8 Hex .708 Reach Tapered Seat Med
    Autolite AR93 Power Tip Spark Plug 5/8 Hex .708 Reach Tapered Seat Med
    x
                

    Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range medium. 

    • Power Tip
    • 14mm plug
    • .708" reach
    • 5/8 hex
    • Tapered seat
    • Non-resistor
    • Vendor Number: AR93

    Note: Please use the Vendor Number to reference the PDF chart links listed.

    Heat Range Chart (PDF)

    Racing Plug Tech Note (PDF)

    Understanding Heat Range (PDF)

    Autolite Cross Reference Chart (PDF)

     

  • NGK CR9E Spark Plug
    $4.99
    $6.99
    NGK CR9E Spark Plug
    x
                For Kawasaki 600 engines.
            
  • Red 7mm Solid Core Spark Plug Wire, 100 Ft.
    Red 7mm Solid Core Spark Plug Wire, 100 Ft.
    x
                

    Transparent red insulation on the cable allows you to actually see the woven wire core inside. Just trim to length and crimp on terminals. It readily accepts all normal boots and terminals available at local part stores, or use with Rajah ends.

    • Wire Diameter:  7mm
    • Wire Type:  Solid Core (Non-EMI Suppression)

    Not for use with multi-spark ignition boxes, such as MSD 6A or 6AL.

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

  • Oldsmobile Valve Cover Wire Looms for Small Block Chevy
    Oldsmobile Valve Cover Wire Looms for Small Block Chevy
    x
                

    These die-cast wire looms evenly space four spark plug wires on our 'Olds-style' valve covers (room for 8mm wires, larger if you modify them). These looms completely cover the oil fill/pcv valve grommet holes. You will need to modify the loom (by perhaps boring a large hole) to access the valve cover's 1.22"' hole.

    Acorn nuts are provided to make quick removal of the looms simple and easy (12-1/2" mount centers). The "Rocket" decals are a dark red color. Order one set of looms for one set of valve covers.

    Not for use on stock Oldsmobile valve covers. Designed for use with S/B Chevy valve covers 910-8202.

  • Accel 170018 Spark Plug Wire Markers
    Accel 170018 Spark Plug Wire Markers
    x
                Eliminate firing order errors with the use of ACCEL wire markers. They are oil and grease resistant and easily read with black numbers on white rings. Set of eight (8).    
            
  • Autolite AR473 14 mm Racing Spark Plug-5/8 Hex-Tapered-.708 Reach, Med
    Autolite AR473 14 mm Racing Spark Plug-5/8 Hex-Tapered-.708 Reach, Med
    x
                

    Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range medium. 

    • Standard tip
    • 14mm plug
    • .708" reach
    • 5/8" hex
    • Tapered seat
    • Non-resistor
    • Vendor Number: AR473

    Note: Please use the Vendor Number to reference the PDF chart links listed.

    Heat Range Chart (PDF)

    Racing Plug Tech Note (PDF)

    Understanding Heat Range (PDF)

    Autolite Cross Reference Chart (PDF)

     

  • Accel 9001C Extreme 9000 Universal Pro Fit Ceramic Spark Plug Wires Set
    Accel 9001C Extreme 9000 Universal Pro Fit Ceramic Spark Plug Wires Set
    x
                

    Accel offers the cure for burnt spark plug wire boots with the Extreme 9000 Series Ceramic Wire kits. These 8mm spiral core spark plug wires have ceramic boots on the spark plug end of the wires which makes it impossible to melt or burn boots. If you are running headers with close tolerances, have an engine bay with little room or an RV with boots that melt because of heat, these wire kits are the answer for burnt and melting boots.

    • 8mm Ferro-Spiral EMI/RFI suppression core
    • 500 Ohms/ft resistance
    • 90 degree ceramic boots will withstand 2000° F
    • Stainless terminals
    • Includes ends for HEI (male) and socket (female) distributors

    Ceramic Wire Core Cut-A-Way (Link)

    Learn how to properly attach new spark plug terminals and boots by reading our tech article. How to Install Spark Plug Wire Ends.

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