Part Number: 305-05-7400

Description: Ultra Series BMF4 Camshaft

Fitment: 06-11 Honda Civic SI

Notes: Not for sale in California not CARB Legal

Details:

Skunk2’s professional line of high-lift and duration racing camshafts, dubbed "BMF" produce up to 100 hp gains in the Honda K20A, K20A2, K20Z1, K20Z3, and K24A2 engines or engines using those VTEC cylinder heads. BMF camshafts are designed to optimize top-end horsepower and torque, with peak power moved up the RPM band. No other line of racing camshafts even comes close to Skunk2’s BMF camshafts. The go to camshafts for an all-out racing effort!

Features:

• Single Lobe Forged Tool Steel Core

• Designed for Drag Racing ONLY – VTEC Killer

• Profile Optimizes Area Under the Curve

• Most Powerful Camshafts on the Market

Pair with Skunk2 Rocker Arms (P/N 348-05-0100) and raise the bar on your engine program! Call in to order or for specifics on the BMF line.

Disclaimer: 

We only recommend using Skunk2 BMF rocker arms with Skunk2 Ultra BMF camshafts. The use of other rocker arms may result in premature camshaft wear due to roller skidding.

Camshaft Specifications

Intake

Lift: .650" @ 0.000" lash

Duration: 326° @0.1mm / 0.004"

287° @1mm / 0.0394"

280° @1.27mm / 0.050"

Exhaust

Lift: .595" @ 0.000" lash

Duration: 327° @0.1mm / 0.004"

286° @1mm / 0.0394"

279° @1.27mm / 0.050"