If you have arrived to this page it's because you are wanting one of the most well respected names in the game for your NC build. Brian Crower, Inc. employs state-of-the-art CNC grinding machines to insure exacting tolerances. All BC crankshafts are made from the highest quality 4340 steel alloy, CNC machined and finished to the tightest industry specifications. 100% RC checked for hardness, and super clean chrome silicone spring wire for the highest rpm range possible. Every product line is tested on precision measuring instruments for accuracy, imperfections and metallurgy. Dyno tested and tuned for optimum results.
We are offering three different options that will suit the power level you want to achieve in your NC
Stage 2 (Steet/Strip Spec): Short duration for nice street manners, slight lope at idle. Excellent all purpose spec. OEM spring OK.
|Dur @ .050||220°/216°|
|Valve Lift (1:1)||.400"/.375"|
|Valve Lift (mm)||10.16/9.52|
Stage 3 (Modified Engine Spec): Longer duration profile, added rpm potential. Intended for fully built engine. Tuning and ECU mods recommended. (REQUIRES OUR MZR SPRING AND RETAINER KIT, FOUND HERE)
|Dur @ .050||220°/220°|
|Valve Lift (1:1)||.400"/.400"|
|Valve Lift (mm)||10.16/10.16|
Stage 3+ (Race Spec): Full race spec for fully built engine. Tuning and ECU mods recommended. (REQUIRES OUR MZR SPRING AND RETAINER KIT, FOUND HERE)
|Dur @ .050||234°/228°|
|Valve Lift (1:1)||.425"/.401"|
|Valve Lift (mm)||10.80/10.18|