They are also taller to allow for milled cylinder heads which require more clearance. All genuine USA made APE nuts shout APE on the top!
See our other listings for the full range of APE Cylinder stud kits and main bearing studs. This item is in the category "Vehicle Parts & Accessories\Motorcycle & Scooter Parts & Accessories\Engines & Engine Parts\Cylinder Bolts". The seller is "suzukiperformanceltd" and is located in this country: GB. This item can be shipped worldwide.