Racesaver IMCA Sprint Car Series Aluminum Cylinder Head - 1.940 / 1.600 in Valves - 70 cc Chamber - 1.250 in Springs - Straight Plug - Small Block Chevy (Pair) Edelbrock The problem is that each

The problem is that each time a spark jumps between two opposing spots of the electrode pair

which produce higher exhaust temperatures

Connect To Factory Wiring

2006-2016 Ford Fusion

they are relieved for wire O-rings on bottom

Racesaver IMCA Sprint Car Series Aluminum Cylinder Head - 1.940 / 1.600 in Valves - 70 cc Chamber - 1.250 in Springs - Straight Plug - Small Block Chevy (Pair) Edelbrock The problem is that eachProduct Description: Cylinder Head IMCA Sprint Car Series Assembled 1. 940 1. 600 in Valves 70 cc Chamber 1. 250 in Springs Straight Plug Aluminum Small Block Chevy Pair RaceSaver heads are designed exclusively for the RaceSaver 305 Sprint Car series, and are built to meet all series specifications. Completely assembled heads are sold in pairs and are each serial numbered and certified.