GM SPARK PLUG WIRES

GM Performance Parts spark plug wire kits are designed to fit your GM engine, eliminating the guesswork in selecting the correct length.

GM Performance Parts Logo Wires
These performance 8mm spark plug wires exhibit only 600 ohms per foot of resistance, with high noise suppression capabilities. Features include red wires with white GM Performance Parts insignia and black boots. Manufactured with double-wall silicone construction. Kits include a 10" coil wire for engines—such as the Ram Jet 350 and ZZ572 engines that have remote-coil HEI—four wire separators and HEI terminals and boots for the distributor cap.

A. 12361056
Spark Plug Wire Set, Small-Block
• Designed for a small-block, with 135 spark plug boots
• Route over the valve covers

12361058
Spark Plug Wire Set, Big-Block (not shown)
• Designed for a big-block, with 135 spark plug boots
• Route over the valve covers

12368383
Spark Plug Wire Set for GMPP Loom Kit, Big-Block (not shown)
• Custom-fit set designed to be used with black wire loom P/N 12495502 or chrome wire loom P/N 12342049

12495078
Spark Plug Wire Set & Loom Kit, Big-Block (not shown)
• Supplied with wire set P/N 12368383 and black loom kit P/N 12495502

12361060
Spark Plug Wire Set, 90 V-6 (not shown)
• Designed for a 90 V-6, with 135 spark plug boots
• Route over the valve covers

12495519
Spark Plug Wire Set, LS Series V-8 (not shown)
• Direct-fit wire set with factory-style boots and terminals

Chevrolet Bowtie Logo Wires

These red wires share the same high quality features as the GM Performance Parts wires, but have the Chevrolet Bowtie logo in white.

12361050
Spark Plug Wire Set, Small-Block (135 Boot) (not shown)
• Designed for a small-block, with 135 spark plug boots
• Route over the valve covers

B. 12361051
Spark Plug Wire Set, Small-Block (90 Boot)
• Designed for a small-block, with 90 spark plug boots
• Route over the valve covers
• Recommend wire loom kit: P/N 12496806

12361052
Spark Plug Wire Set, Big-Block (not shown)
• Designed for a big-block, with 135 spark plug boots
• Route over the valve covers

12368384
Spark Plug Wire Kit for GMPP Loom Kit, Big-Block (not shown)
• Custom-fit set designed to be used with black wire loom P/N 12495502 or chrome wire loom P/N 12342049

12495079
Spark Plug Wire Set & Loom Kit, Big-Block (not shown)
• Supplied with wire set P/N 12368384 and black loom kit P/N 12495502

12361054
Spark Plug Wire Set, 90 V-6 (not shown)
• Designed for a 90 V-6, with 135 spark plug boots
• Route over the valve covers

GM RACING WIRES

C. 24502521
Spark Plug Wire Set
• Superior quality racing plug wires used by NASCAR teams
• Designed to route over the valve cover, with 135 spark plug boots
• 50 ohm/ft premium cable covered with 8mm of silicone and a black abrasive resistant cover
• Not for SB2 cylinder heads

D. 24502522
Spark Plug Wire Set
• 90 Boot Version of P/N 24502521
• Designed to route around the valve cover

LOOM KITS

E. 12496806
Wire Loom Kit, Small-Block
• Stainless steel supports with the Bowtie insignia lasercut in each of the six supports
• Twelve retainers, bolts, and washers are supplied to bolt to the side of the head
• Use with spark plug wire set P/N 12361051 and P/N 12361057

F. 12495502
Wire Loom Kit, Big-Block
• Used on late-model big-block trucks
• Supplied with one left-hand support P/N 12553397, one right-hand support P/N 12553398, three four-wire retainers P/N 12132223, two three-wire retainers
P/N 12047523, two two-wire retainers P/N 12132229, and two single-wire retainers P/N 12132228