Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Shop Classic Truck Electrical Wiring & Lights At Speedway Motors

Speedway Motors is your one stop shop for Classic Truck wiring and lighting. Make wiring your truck simple with easy-to-use wiring harnesses and step by step instructions. Finish off your classic pickup with specialty headlights, LED dome lights, and LED blue dot tail lights. Find anything from various switches, sensors and relays to hidden radio antennas on the online catalog and let Speedway Motors eliminate any and all of your Classic Truck electrical system problems!

Featured Products
Two Post Battery Disconnect Switch
Two Post Battery Disconnect Switch
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            Remote battery disconnect switch for safety and theft protection. A battery kill switch is required for use with alternators by the NHRA. Battery shut off switch can be remote mounted or where specified for saftey and  convenience.
  • 180 amp continuous, 1000 amp instantaneous
  • Die cast lever
  • Fits panel through 3/16" thick

910-64500 Instructions (PDF)

Heavy Duty Turn Signal Switch
Heavy Duty Turn Signal Switch
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For early autos not equipped with right and left turn signals. Chrome plated finish. Switch works with 6 or 12 volt systems. Includes wiring diagram. Clamps to any steering column with included stainless hose clamp. Switch has four-way flashers and does not self cancel.

You will need to purchase a three-prong flasher to use with this switch (part number 910-64046). For LED light applications, you will also need a LED dummy load resistor (part number 910-03030).

910-62860 Instructions (PDF)

Universal Headlight Switch With Hi/Low
Universal Headlight Switch With Hi/Low
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This headlight switch has four positions. In is off, out one notch is park lights, out another notch is lows beams, and all the way out is high beams. Screw type terminals. 3/8" mounting hole.

910-80154 Instructions (PDF) 

Power Window Kit
$149.99
Product Rating: 5.00 Stars
Power Window Kit
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  • Kit for 2 doors
  • Works for all flat glass windows
  • Straight up and down travel only
  • 6"-24" Glass height
  • Includes: Switches, wiring and crossover kit

Instructions (PDF)

"Classic Truck, Electrical, Lighting and Body" Page 1 of 11

  • Modern Driveline Reverse Switch Harness for GM T5 and T56 Transmissions
    Modern Driveline Reverse Switch Harness for GM T5 and T56 Transmissions
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    These harnesses for transmission neutral safety switch/reverse light switches are designed for use with GM T5 and T56 transmissions.

    • Factory style
    • For GM T5 and T56 transmissions

     

  • Safety Kill Switch
    $19.99
    Product Rating: 5.00 Stars
    Safety Kill Switch
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    This is the best kill switch we've found! Works with standard ignition only. Water resistant with O-ring shaft seal. Pull on, push off with silver contacts.

    20 amp rating at 12 VDC.

  • Headlight Socket/Plug, Bulb Pigtail Wire Connector
    Headlight Socket/Plug, Bulb Pigtail Wire Connector
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    Three prong terminal with wire socket plug leads for 2 or 3 prong headlights. This headlight plug  works for turn signal flasher. Wire size is 18 gauge.

     

    Wiring Chart (GIF)

  • Painless Wiring 70402 Two Wire Weatherpack Connectors
    Painless Wiring 70402 Two Wire Weatherpack Connectors
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    A real water-tight connection. Each number consists of one male and one female component. Accepts 14 - 16 gauge wire.

  • Universal Electric Window Switch
    Universal Electric Window Switch
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    • Fits All Vehicles
    • Includes 5 Shafts to Fit All Window Cranks
    • 15 Degrees Up Or Down Activates The Switch
    • Billet Aluminum
    • Dead Lock Stop Design Will Not Break
    • Works With All Power Window Systems
    • Ultra Thin Design
    • Designed In The USA
    • Manufacturer Lifetime Warranty
    • Smallest System On The Market
    Instructions (PDF)
  • Hagan Dummy Load Resistors for LED Lights
    Hagan Dummy Load Resistors for LED Lights
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    When installing LED lights, you may need to use a dummy load resistor to increase the amps drawn by the LED on the turn signal flasher to make it work properly.

    • Increase the amps drawn by the LED 
    • Turn signal flasher
    • 12 Volt source
    • The dummy loads should be installed parallel, with one LED turn/hazard bulb on each side.
    • Simply splice the dummy load into the power wire for the LED and a good ground source.
      • This must be done for one lamp on each side of the vehicle.

    Instructions (PDF)

  • Stainless License Plate Light
    Stainless License Plate Light
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    • Fully polished stainless steel housing
    • 12 volt operation
    • Mounting hardware included
    • Uses common replaceable wedge-type dashlight bulb
  • Stewart Warner 82629 GM Speedometer Sender Gear Drive Tip - .104 Inch
    Stewart Warner 82629 GM Speedometer Sender Gear Drive Tip - .104 Inch
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    Stewart Warner square drive tip to attach sender gear (part number 66582623B) to a GM transmission.

    • .104 Inch drive tip
  • 1930-31 Ford Model A Dropped Headlight Bar, Stainless
    1930-31 Ford Model A Dropped Headlight Bar, Stainless
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    These dropped style stainless steel headlight bars are for 1930-1931 Fords.  They feature a 4 inch drop and connect fender to fender to support your headlights, just like the originals.  These bars come with a highly polished stainless finish.

    • 1930-31 Fords
    • Top width (flange tip to flange tip) 43"
    • Bottom width (flange tip to flange tip) 38-3/4"
    • 43-1/8" Long
    • OEM # A-13114-BD
    • Highly Polished Stainless Steel 4" Dropped Headlight Bars for Street Rods

    Note: If you intend to use this light bar on your 1930-31 Model "A" using a 1932 grille shell and insert, it will require considerable modification. The 1932 grille insert has a "V" shape, while the 1931 grille does not. The modifications required include cutting, welding, bending and polishing.

  • Mechanical Speedometer Universal Dash Gauge Harness
    Mechanical Speedometer Universal Dash Gauge Harness
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    If you want to keep your under-dash area organized or you think that you will need to remove gauges from time to time, then you need to install this universal gauge harness. It will connect to all major brand gauges including Auto Meter and VDO and works with most dash layouts and sizes.

    Includes all connections for volt meter, oil pressure, temperature, tachometer, and fuel gauges, plus high beams and turn signals. Plus, the purpose of each wire is printed directly on it for a fool-proof installation.

    • Fits all dash layouts
    • Omega style harness
    • Color coded and labeled for intended circuit
    • Note: excludes Speedo sender wiring

    One harness has 9 wires that are 18-1/4" long and the other harness has 26 wires with the longest wire 30-3/4" long .

  • Universal Windshield Wiper Switch for Single Motor
    Universal Windshield Wiper Switch for Single Motor
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    These easy-to-use universal windshield wiper switches feature OFF/PARK, LOW and HIGH and are for use with single motor wiper set-ups.

    • 3-position switch 
    • Requires a 7/16" mounting hole
    • (4) blade style terminals

    910-64056 Instructions (PDF)

  • LED 1157 Tail Light Bulb, 1 Inch, Red
    LED 1157 Tail Light Bulb, 1 Inch, Red
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    These LED tail light bulbs put out the light you're after, but don't get hot like normal bulbs. 1157 bulbs have staggered pins and 2 contacts on the plug. The bulbs appear to be clear, but are red when illuminated.

    LED taillight bulbs are quite efficient and use such small amounts of power that a normal flasher will not work correctly. The use of LEDs will almost always require the use of a special "low load" flasher like our 910-64110 (2-prong) or 910-64112 (3-prong.)

     

  • Atomic EFI Installation Kit for GM LS1/LS6 Engines
    Atomic EFI Installation Kit for GM LS1/LS6 Engines
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    These kits complement the Master Kits and provide the necessary brackets and injector connectors to complete an install for LS1/LS6 and LS Trucks. These kits provide different brackets for the rail assemblies as well as different injector connectors to adapt the LS2/3 Master Kit to work on the LS1/LS6 and truck intakes.

    • For LS1/LS6 Atomic Installations
    • Must use with 2950 Atomic LS Master Kit
    • Includes brackets and injector connectors
    • Uses EV1 Injector Harness 

    5472955 Atomic LS1/LS6 Installation Instructions (PDF)

  • Billet Interior Courtesy Dome Light, Standard Bezel
    Billet Interior Courtesy Dome Light, Standard Bezel
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                Add subtle style and soft illumination to your interior with these oval-shaped interior courtesy dome lights. They feature standard radius billet aluminum bezels and contoured lenses, with LED lights providing gentle, white light. Light is machined from a solid piece of billet aluminum and houses six 5mm cool  white L.E.D's. behind a dome shaped lens.
            
  • Painless Wiring 30805 GM Steering Column Pigtail Kit
    Painless Wiring 30805 GM Steering Column Pigtail Kit
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    Steering column pigtail kit lets you use factory-type connectors on your key-switch-equipped GM-style column.

    This kit is used to make the connection from the wiring harness to GM and Ididit columns. It can be used to replace damaged or worn plugs. The supplied GM color-coded wires are 12" long, so you'll have plenty of room to splice to your harness.

    Includes:

    • ignition connector
    • turn signal connector
    • dimmer switch connector
    • pre-terminated 12" pigtails

    GM Steering Column Pigtail Kit Installation Instructions (PDF)

  • Fan/Shroud/Cooler Mounting Kit
    Fan/Shroud/Cooler Mounting Kit
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    This mount kit consists of 4 threaded plastic bolts 3/16" diameter and approx. 8-1/2" long. Also includes 4 1/4" spacers, 8 thin washers, and 4 metal wingnuts.

    Works great for mounting your fan shroud, electric fan, or oil cooler directly to your radiator.

  • Painless Wiring 40008 Four Wire Quick Connect Terminal
    Painless Wiring 40008 Four Wire Quick Connect Terminal
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    Make your own locking quick connect plugs easily and quickly. Each kit contains one male and one female component. Accept 10 - 20 gauge wire.

  • Lokar EHB-7001 Emergency Brake Warning Light Switch
    Lokar EHB-7001 Emergency Brake Warning Light Switch
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    This emergency brake warning switch kit triggers your dash light or buzzer to alert you when your emergency brake is engaged.

    Kit includes a switch, stainless trigger, 2 electrical terminals, e-clip and pin and 2 mounting bolts.

    Works with floormount hand brake levers only (491-7000 & 491-07000).

  • Tridon Replacement Turn Signal Flasher Unit, 3-Prong
    Tridon Replacement Turn Signal Flasher Unit, 3-Prong
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    These state-of-the-art electronic flashers work with standard bulbs. 12 volt operation (will not work on 6 volt systems). Made in the U.S.A.

    • Replacement for turn signal
    • Works with standard bulbs
    • 12 volt operation only
    • 3-Prong
    • Made in the U.S.A.

    Flasher function:

    • The X terminal is the + 12v input
    • The P terminal output drives the flasher indicator
    • The L terminal drives the load (bulbs)

    Note: We recommend the use of our grounded LED flashers for use with LED's (910-64112 3-prong).

  • Lokar SP-1500U GM Speedometer Drive Cable Kit, Black
    Lokar SP-1500U GM Speedometer Drive Cable Kit, Black
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    The finishing touch to your mechanical (cable-drive) speedometer installation in your GM or Mopar. Includes a 7 ft. long glossy black vinyl housing and inner cable (you trim to length) with billet aluminum ends, and instructions.

    Works with all cable-drive aftermarket and original equipment speedometers that have a male 5/8"-18 thread connection. Has a 7/8"-18 end for the transmission.

  • Flex-A-Lite 31147 Adjustable Electric Fan Control Kit
    Flex-A-Lite 31147 Adjustable Electric Fan Control Kit
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                This kit lets you make any electric fan thermostatically controlled. Just turn a knob to change activating temperature from 170°-240° F. Complete kit includes adjustable temperature control, 2' capillary tube, wire, terminals, and instructions. 

    All electric fans and related components are 12 volt only.

    910-64014 Instructions (PDF)

  • MSD 8985 Timing Tapes
    $5.99
    Product Rating: 4.60 Stars
    MSD 8985 Timing Tapes
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    MSD's timing tape set comes with eight different tapes to fit balancers from 5-1/4" to 8" diameters.

    MSD Rebate (Link)

  • Universal Mechanical Brake Light Switch
    Universal Mechanical Brake Light Switch
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    Our mechanical brake light switch is "closed" in the at rest position. It breaks the circuit when pushed. Mounts near your brake pedal and the arm can be bent as needed. 42 amp max rating.

    Use for your street rod, truck, or muscle car!

  • 1947-53 Chevy Pickup Bed Roll Lights
    1947-53 Chevy Pickup Bed Roll Lights
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    These neat little lights take advantage of the openings on the ends of your bed rolls- space that is otherwise wasted. The simple-to-install LED lights provide extra safety by augmenting your existing tailights, turn signals, and brake lights. The aluminum housings come polished, but can also be painted to match your truck.

    Has a 1.625" body O.D. and 2.00" overall length.

  • Stewart Warner 280EA Deluxe Electric Temperature Gauge Sender
    Stewart Warner 280EA Deluxe Electric Temperature Gauge Sender
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    • 100°-240° F range
    • Operates one gauge only
    • 1/8" NPTF; includes adapter for 1/4", 3/8" and 1/2" pipe thread
  • Moroso 26100 Distributor Timing Indicator
    Moroso 26100 Distributor Timing Indicator
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    Fast and accurate method of adjusting ignition timing without use of a timing light. Change timing quickly between heats. Fits all Chevy V8 and 90° V6 distributors. May require minor modification to some manifolds.

    545-26100 Instructions (PDF)

  • DPDT Momentary Toggle Switch
    $14.99
    DPDT Momentary Toggle Switch
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    Universal heavy duty 3-position momentary toggle switch. Features a nickel-plated brass switch, phenolic housing, and plated steel cap. Rated at 25A at 12V, 15A at 24V, and 10A at 36V DC.

    • Mounting Stem:  15/32" -32 thread, 15/32" long, and fits panels up to 9/32"
    • Six Screw Terminals:  6-32 screws
    • Electrical Rating:  25A at 12V, 15A at 24V, and 10A at 36V DC

    Works great as a linear actuator switch!

    Note: Up=Momentary On, Center=Off, Down=Momentary On.

  • Painless Wiring 60101 GM Throttle Body Injection Engine Harness
    Painless Wiring 60101 GM Throttle Body Injection Engine Harness
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                The GM Throttle Body Injection system this Painless Performance harness operates is a perfect upgrade for those fed up with their carburetor fueled engine. Complete stand alone harness allows you to install late model GM fuel injected engine and correct computer into almost any chassis. Harness includes all connections for fuel injection operation: ECM, MAP, O2, TPS, ESC, IAC, IAT, CTS, Knock, Injectors, OBD1 w/SES light, VSS and TCC solenoid. 

    This standard length harness allows four feet from the back of the intake manifold to where the fuseblock and ECM mount. Perfect for those that plan to mount these components under the dash or in the glove box.

    Besides the obvious economy and driveability benefits, check out these other great features that make it easy and painless to install:
    • Foolproof factory connections
    • ALDL (diagnostic) plug
    • Computer controlled fuel pump provision
    • GM color code
    • Closed loop design

    GM Throttle Body Injection Wiring Instructions (PDF)

  • Painless Wiring 30201 Hot Shot Relay
    Painless Wiring 30201 Hot Shot Relay
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    This relay kit allows you to turn over the engine from the engine compartment for adjusting valves. It also overcomes starting problems due to an overheated starter or worn out electrical system by boosting amperage to the starter solenoid every time the vehicle is started.

    This kit includes:

    • Bump start switch with mounting bracket
    • 30 Amp heavy duty relay
    • Relay base with wire harness
    • 30 Amp circuit breaker
    • Crimp-on terminals
    • Mounting hardware

    Hot Shot Relay Kit Installation Instructions (PDF)

  • Interior-License Plate Light
    Interior-License Plate Light
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                Chrome plated. 12 volt. Measures 1-1/4" diameter. 
            
  • Replacement Lens for Tri-Bar Headlights 91101004
    Replacement Lens for Tri-Bar Headlights 91101004
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    These replacement tri-bar headlight lens feature a 7" diameter. Curved lens is fluted for superior driving vision. They are replacement for our tri-bar headlight assemblies (91101004).

    • 7" diameter
    • Curved lens is fluted for superior driving vision
    • Replacement for tri-bar headlight (91101004)
  • Double Throw Toggle Switch with Boot
    Double Throw Toggle Switch with Boot
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    Single pole, double throw. On-On configuration. Plastic housing with steel plate. Rubber boot protects switch from dirt and moisture. This toggle switch requires a 1/2" hole to mount it.

    • Three terminals
    • Two toggle positions
    • Rated for 25 amps at 12 volts DC

     

  • Painless Wiring 40024 Jamb Tac Door Jamb Connector, 4 Wire
    Painless Wiring 40024 Jamb Tac Door Jamb Connector, 4 Wire
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                No more ugly wires! Don't wire it... Jamb Tac it! These spring loaded electrical contacts eliminate those ugly wires running into your doors. One pair contains enough parts for one door. One piece installs in the door and one piece installs in the door jam.

    The contact buttons on these jamb tac kits are adjustable in length or depth from 0" to 3/8".
  • Speedway GM Engine Wiring Harness, 1999-02 LS1
    Speedway GM Engine Wiring Harness, 1999-02 LS1
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    Take the fear out of electronic fuel injection! These engine wiring harnesses are designed to make your engine transplant effortless. Each new harness contains in-depth application-specific instruction sheets, clearly marked factory GM connectors, labeled GXL jacketed wire, GM color coding, and pre-fitted corrugated slit loom for an extra value and professional look. All un-needed emissions wiring is eliminated to make the install as simple and reliable as possible. Standard length harnesses are 54" from the back of the engine to the PCM connectors.

    1999-2002 LS1

    • Made from premium grade GXL jacketed automotive wire
    • Most wiring is larger gauge than stock application for durability
    • No splices to reduce points of failure
    • All primary grounding is done at the head or block and grounding points are isolated from each other to reduce electrical interference and minimize ground looping
    • Harness wiring matches GM wiring configuration and jacket colors follow GM color coding for easy identification
    • All electrical connectors are made by Delphi or Packard and are direct fit for GM cars and trucks
    • Can be installed to run engine in 20 minutes, but figure 4-6 hours for a professional installation
    • Diagnostic connector or OBD2 port for connection to scanners and tuning tools
    • Made in the USA.
  • Electrical 4 Terminal Block Strip
    $4.99
    $5.99
    Electrical 4 Terminal Block Strip
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    Connect all the wires in your panel or enclosure in one convenient place. Also known as barrier terminal strips, these blocks have screw terminals—just loosen a screw and wrap a stripped wire end around it (or use a spade terminal) and tighten the screw. All have four mounting holes. Color is black. UL recognized and CSA certified.

    • Phenolic block 
    • Tin-plated brass terminals
    • Ni-plated steel screws
    • Amps Per Circuit: 20A
    • For Wire Size, AWG: 22-12
    • Screw Terminal Size: #6-32
    • Center-to-Center:  0.38"
    • Mount Hole Diameter:  0.17"

    Note: These are terminal strips and are NOT intended for use as ground strips. To be used as a ground strip, all terminals on one side would need to be pigtailed together.

  • Lokar HL-1900 Anchor-Tight Stainless Steel Headlight Braid
    Lokar HL-1900 Anchor-Tight Stainless Steel Headlight Braid
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    No, this is not just another headlight conduit! This is Lokar's design technology for "U-Cut-to-Fit", non-kinking stainless steel headlight braid. Designed with threaded steel studs to insure that you won't experience any of the typical separation between braid and fitting that shows unsightly wires out in the open. Pull, tug or bump your headlight braid and it will stay in place, leaving you with protected wires and a clean set up. Kit comes complete with two 14" flexible braided stainless steel Teflon-lined housings, threaded STEEL studs, billet aluminum fittings, aluminum grill shell washers and four 26" headlight wires.

    • Non-kinking stainless steel
    • Threaded steel studs to insure no separation between braid and fitting
    • Comes complete with:
      • (2)Two 14" flexible braided stainless steel Teflon-lined housings
      • Threaded STEEL studs
      • Billet aluminum fittings
      • Aluminum grill shell washers
      • (4)Four 26" headlight wires
  • Universal Headlight Switch
    $11.99
    Product Rating: 4.71 Stars
    Universal Headlight Switch
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    This universal 3-position headlight switch features Off, Park, and Headlight/tailight. Screw type terminals. 7/16" mounting hole.

    Has a 15 amp per circuit rating at 12 volts.

    Universal Headlight Switch Instructions (PDF)

  • Power Window Kit
    $149.99
    Product Rating: 5.00 Stars
    Power Window Kit
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    • Kit for 2 doors
    • Works for all flat glass windows
    • Straight up and down travel only
    • 6"-24" Glass height
    • Includes: Switches, wiring and crossover kit

    Instructions (PDF)

  • Headlight Trim Rings, 1940 Ford/Mercury Deluxe, 1940-41 Ford Pickup, Chrome
    Headlight Trim Rings, 1940 Ford/Mercury Deluxe, 1940-41 Ford Pickup, Chrome
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                These chrome headlight rims are reproductions designed to fit 1940 Ford/Mercury passenger cars and 1940-41 Ford pickup trucks. 
    • Original replacements
    • Chrome plated
    • 12" x 9-1/2"
    • Fits:
      • 1940 Deluxe
      • 1940-1941 Pickup
      • 1940 Mercury

    Be sure to include our park lamp lens and gasket sets with these headlamp bezels. 

  • Universal Ignition Switch
    $14.99
    Product Rating: 4.86 Stars
    Universal Ignition Switch
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    This universal, 4 position ignition switch features ACC, OFF, IGN/ACC, and IGN/START. Screw type terminals. 3/4" mounting hole and 2 keys included.

    • Requires 2-3/8" of space behind dash for clearance
    • Fits 3/4" to 7/8" hole
    • Terminals: 4 screw
    • Actuators: coded tumbler lock, 2 keys
    • Sealed terminal insulator: no
    • O-ring seal in stem: no
    • Ground terminal: no
    • Mounting stem: 3/4"-20
    • Case material: diecast zinc
    • Mounting panel thickness: 3/8"
    • Amperage ratings (current ratings at 12V DC)
      •  Accessory: 10A
      • Ign/Run: 10A
      • Start: 5A
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