Autolite AR2594 14mm Racing Spark Plug-13/16 Hex-3/4 Reach-Gasket Seat
Universal Fit, Gasket Spark Plug Seat Style, Gasket Seat Taper, 0.75" Spark Plug Reach
Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. Heat range Hot.
- Non-projected (standard) tip
- 14 mm plug
- 3/4" reach
- 13/16" hex
- Gasket seat
- Vendor Number: AR2594
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)
Vendor Part Number AR2594
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
More Like This
Accel 0437S U-Groove Shorty Spark Plug, 13/16 Hex, 3/8 Reach-4/pk
NGK 6596 R5671A-11 Spark Plug for Sprint 410 Racing Crate Motors
Accel 0276S-4 Shorty Spark Plug, 5/8 Hex, .460 Reach Tapered 4/Pk
Champion 841 J8C Racing Spark Plug-Gas, 3/8 Reach, 13/16 Inch Hex, Hot
Accel 0574S-4 Shorty Spark Plug, 5/8 Hex, .460 Reach Tapered 4/Pk
NGK 7317 R5724-8 V-Power Racing Spark Plug
Champion 825 J4C Racing Spark Plug-Alcohol, 3/8 Reach, 13/16 Hex, Cold
Accel 0576S-4 Shorty Spark Plug, 5/8 Hex, .460 Reach Tapered 4/Pk
Champion 841 J8C Racing Spark Plugs, Gas, 3/8 Reach, Hot, Set/8
Longacre® 52-50886 Spark Plug Viewer with Holder
Q & A
Learn about some of the differences between factory plug wires and the improvements you'll receive with a quality set of aftermarket performance wires.
Pat talks about our red solid core spark plug wire and rajah ends.
Looking for an easy performance upgrade to your ignition system? MSD's line of Ignition Control Boxes offer extreme improvements to drivability and high rpm applications. Here's a look at the differences between the 6 series line-up.
Spark Plug Cross Reference Guide
Follow along as our expert goes through his process for replacing the steel wire covers on his 1954 Dodge 241 with a set of Offenhauser Finned Wire Covers.
In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!
Learn how to install spark plug wire ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire stripper tool.