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the colored accent collars are made by the same people & follow the same process
Primary lobe spec: Intake: 272°/10
Introducing the Silicon 45-Degree Silicon Hose
8L L4 (FPD) 02/01-12/03
Kelford Cams 4-TX272R | 4G63 EVO 4-7 - 272°/272° | 11.75mm/11.75mm KUN26 the colored accent collars are272 272 11. 75mm 11. 75mm The ultimate 272 on the market. Dyno proven to be the best available to date. High lift profile design with high rpm valve train stability. Suited for 450 700hp high rpm racing engines. Suits turbo sizing in the 54 68mm range. Great with E85 and similar ethanol blend fuels. For up to 9500rpm and 40psi boost Kelford Cams recommend valve spring KVS63 BTK.
