Stage 2 turbo cams for B16A and B18C engines making 600-1000hp. Great for track and roll racing. Great with E85. Suits turbo sizing 54-68mm. Primary lobes will crossover to VTEC around 5k rpm, VTEC will pull to around 10k rpm (depending on engine). Still maintains reasonable drivability and mild idle off-VTEC. Requires valve spring upgrade, Kelford Cams recommend KVS18-K. Primary lobe spec: Intake: 250°/7.0mm 254°/8.6mm| Exhaust: 250°/7.0mm