Kibblewhite Engine Spring Kit

Kit allows you to extract maximum performance from your engine Includes titanium retainers, valve springs, keepers and base washers Intake valve installs at 1.280" to 1.290" with 40 lb. of seat pressure; exhaust valve installs at 1.340" to 1.360" with 50 lb. of seat pressure Kit handles up to .440" valve travel with no modifications