Their primary purpose is to deliver electrical current to each of the spark plugs from a distributor, ignition coil or magneto. While it sounds pretty simple, the reality is that even vintage engines are quite picky about how each of these four items is attained. SKU 255-2405. This is necessary due to the aging of the spark plug wires from exposure to extreme temperatures (hot and cold), engine chemicals (oil, grease, coolant, etc.) 10.5 MM High Performance Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic Ignition HEI Plug Wires. $39.79 $ 39. Seller: theswapmeetparts (26,983) 100%, Location: Barnegat, New Jersey, Ships to: Worldwide, Item: 202176221605 Small Cap BUICK NAILHEAD 322 364 401 425 HEI Distributor + SPARK PLUG WIRES. Add to Cart. Cracks in the cap will be evident at the top spark plug wire poles, where the pole necks have the least material insulation. ... ACCEL Spark Plug Wires - How to Make Plug Wires for Your HEI Distributor - Video - Duration: 5:18. C $59.70. An entire article can be written on the differences in Spark plug wires. Universal length 8mm spiral core wire sets include a non-terminated end, ends and boots for a build to length option. 848238082609. 2 product ratings - Cut to Length HEI Spark Plug Wires Set FOR Chevy SBC BBC 350 383 396 400 454 V8. Can anyone post a diagram of the firing order for a small block with a HEI distributor. 4.1 out of 5 stars 84. Price: $60.00. Part Number. • 8.5mm Super Conductor Spark Plug Wire Set, 8 Cylinder 90° Plug/90° Plug • For engines with late-model type (HEI “spark plug top”) distributor caps (Ford Duraspark or MSD Cap-A-Dapt) • 90° spark plug boots installed with 90° HEI (male post) distributor boots and terminals included Alternate Description. High underhood temperatures cause the wires’ insulation to wear out, allowing sparks to take the path of least resistance and arc to the closest metal object. ALL81360. Qty: Add to Cart See Details. UNIVERSAL SPARK PLUG WIRE SET 8MM 90 DEG HEI. Part # : BEL 700713. 108 sold. UPC Code. Add to Cart. $3.30. Spark plug wires, also known as spark plug cables, ignition cables, high tension leads or high tension cables perform a couple important functions. Find racing spark plug wires specifically create for high-performance applications. Moroso 73666 Ultra 40 8.65mm Spark Plug Wires SBC Chevy HEI Style w/ 90* Boots (0) Reviews: Write first review. The HEI spark tester helps in the diagnosis of the ignition system by stress testing the ignition coil and any other component between it and the spark plug (like: a distributor cap, distributor rotor, ignition cables, etc). Wish List Compare. That’s why it’s important to select a good quality set of spark plug ignition wires to deliver juice to your spark plugs.. Universal Spark Plug Wire Set - 10.5mm High Performance Kit - Compatible with Chevy, GM SBC, BBC, Small Block 307, 327, 350, Big Block Engines 427, 454, 496, 502 and More with HEI … The composition of wires range from solid core for high performance vehicles to spiral wound conductors for modern vehicles where electro-magnetic interference (EMI) can be a problem for engine control modules and god forbid, the radio. Find Spark Plug Wire Sets Assembled, Male/HEI Distributor Terminal Ends, Eight 90 degree Spark Plug Boot Ends and get Free Shipping on Orders Over $99 at Summit Racing! As you can see in the photo, the tester looks like a spark plug with some very big and obvious differences. Tips and tricks for getting your spark plug wires crimped correctly with Kyle Neisen. Spark plug wires don’t last forever. NEW BUICK NAILHEAD 322-364-400-401-425 HI-PERFORMANCE BLACK PRO SERIES READY-TO-RUN SMALL CAP HEI DISTRIBUTOR AND 8MM SPIRAL CORE SPARK PLUG WIRES THAT ARE MADE IN … Condition: New. I know the correct firing or, just not where to hook the wires back onto the cap. Super Conductor 8.5 MM Spark Plug Wire has extremely low resistance and high RFI (radio frequency interference) suppression; a combination which would seem to … Get a complete ignition system for your Small Block Chevy in one kit with this HEI distributor and spark plug wiring kit from Speedway Motors. Due to the heat, you should regularly check your spark plugs about every 50,000-100,000 miles to see if they need replacing. By continuing to visit this site, you accept the use of cookies by Google Analytics for statistical purposes. Spark plug wires can’t add horsepower (despite what some may claim), but they can adversely affect your vehicle’s performance. 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