Chevrolet 400 Small Block Spark Plug Wires and Ignition Wiring
Spark plug wires and ignition wiring for the Chevrolet 400 Small Block span model years 1970–1980, covering everything from complete wire sets to individual leads and heat protection sleeves. Pick your Chevrolet 400 Small Block's year above to narrow the list to spark plug wires and ignition wiring with confirmed fitment. Every part shown is checked against our vehicle data.
Moroso 73600 Ultra 40 Race Wire Set for Small Block Chevy 90-Degree Boots
Moroso 73817 Ultra 40 Race Wire Set with 90° HEI-Style Plug Boots
Moroso 72140 Wire Loom Organizer Kit for Small Block Chevy Centerbolts
Moroso 73824 Ultra 40 Race Spark Plug Wire Set - Over Valve Cover
Moroso 73722 Ultra 40 Custom Fit Spark Plug Wire Set Unsleeved HEI-Style
Moroso 73663 Ultra 40 Blue Spark Plug Wire Set 8.65mm 90-Degree Non-HEI
Moroso 73706 Ultra 40 Unsleeved Spark Plug Wire Set Chevy Small Block
Moroso 73665 Ultra 40 Custom Fit High-Performance Spark Plug Wire Set
What's here for your Chevrolet 400 Small Block
- Spark Plug Wire — individual replacement wires in a variety of lengths and configurations
- Single Lead Spark Plug Wire — standalone leads for targeted replacement
- Spark Plug Wire Set — complete sets covering all cylinders, including performance and header-clearance styles
- Spark Plug Wire and Boot Heat Sleeve — protective sleeving designed for high-heat environments such as those found near headers
The widest range of spark plug wires and ignition wiring here comes from Moroso, whose catalog includes kits suited to performance and header applications for the Chevrolet 400 Small Block. Other categories Chevrolet 400 Small Block owners shop for: Chevrolet 400 Small Block Engine Block Parts, Chevrolet 400 Small Block Fuel Injectors and Injection Parts and Chevrolet 400 Small Block Exhaust Hardware, or browse all Chevrolet 400 Small Block parts and accessories.