Nissan L16-L20 Dual Spring Set KVS4200 Category_Fuel Pump Accessories If a bolt or stud

If a bolt or stud let's go due to porous material or rust that could cost you an entire engine as well as a turbocharger

Kelford Cams recommend valve spring KVS22

Suits stock twin turbos or single 54mm-58mm turbo upgrade

Featuring nano-peen and gold nitride surface finishing for superior strength and performance

0mm Installed height 70lb closed pressure

Nissan L16-L20 Dual Spring Set KVS4200 Category_Fuel Pump Accessories If a bolt or stud90lb seat pressure at 41. 2mm, 225lb at 11. 00mm lift. Maximum lift 15. 00mm NISSAN L16 L20 (4cyl). High Performance dual valve spring set, for use with OEM retainers and spring base. 90lb seat pressure at 41. 2mm, 225lb at 11. 00mm lift. Maximum lift 15. 00mm