This improves the pick-up performance from idle and reduces fuel consumption

An additional jet kit is included

They also fit Kawasaki KZ440 / KZ750 / KZ900 / KZ1000 along with many other bikes

Laser cut from heavy duty 1/4" Steel these will not warp and give a great seal to the head

Parkerized complete hardware and mounting kit correct for all Harley-Davidson Big Twins 1936-1944 with stamped steel cover

#1012 Complete Show Bike Kit Knurled Allen Hardware 1970-1975 Harley-Davidson Shovelhead - Chrome Plated Finish_Chrome This improves the pick-up performanceComplete Show Bike Kit Chrome Allen Hardware fits 1970 1975 Harley Davidson Shovelhead models. Made in Ohio, USA.