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90-99 Eclipse 4G63 Brian Crower Camshafts

90-99 Mitsubishi Eclipse cams are manufactured to top-quality specs. Brian Crower high performance camshafts are ground on state-of-the-art CNC cam grinders to insure accuracy and tolerances to within .02mm. Every Brian Crower camshaft profile has been prototyped and dyno tested for proven horsepower results prior to placed into mass production. By grinding cores in high volume, Brian Crower, Inc. is able to pass the cost savings on to the end user. Make no mistake, these are top quality Supra cams at an affordable price.

All Brian Crower Supra camshafts are checked on a high speed, sub-micron accuracy measuring gauge. The Adcole Camshaft Measuring System uses individual measuring heads for each cam journal and cam lobe, with .01 micron resolution, taking one datum point each 1/10th of a degree or 3,600 data points per revolution. Measuring camshafts for rise error and chattermark detection, this model can measure 200 parts per hour.

Don't let the pricing fool you, these are excellent cams for the Eclipse at a great price.


Brian Crower Stage 2 Street/Strip Camshafts

The Brian Crower Stage 2 cams for the 90-99 4G63 Mitsubishi Eclipse are plug and play compatible. They have a short duration which is great for street applications and slight lope at idle. The Brian Crower Stage 2 cams are compatible with the stock valve springs and retainers although upgrading these components is recommended.


  • Specs:
  • Duration: 272° / 272°
  • Duration at .050: 212° / 212°
  • Lift (in) .401" / .381"
  • FITMENT:
  • Mitsubishi Eclipse 1990-1999 4G63
Description Part # MSRP Price Inventory  
BC Stage 2 Cams BC0101 $446.75 $428.88 5 available
Brian Crower Stage 3 Race Camshafts

The Brian Crower Stage 3 cams for the 90-99 4G63 Mitsubishi Eclipse are designed for a fully built engine. The Brian Crower Stage 3 4G63 cams are designed with a longer duration profile and added RPM potential. Tuning and ECU modifications are recommended with the Brian Crower Stage 3 cams. The Brian Crower Stage 3 cams for the 90-99 Mitsubishi Eclipse 4G63 require upgraded valve springs and retainers.


  • Specs:
  • Duration: 280° / 280°
  • Duration @ .050: 218° / 216°
  • Lift (in) .422" / .418"
  • FITMENT:
  • Mitsubishi Eclipse 1990-1999 4G63
Description Part # MSRP Price Inventory  
BC Stage 3 Cams BC0102 $446.75 $428.88 4 available
Brian Crower Stage 4 Full Race Camshafts

The Brian Crower Stage 4 cams for the 90-99 4G63 Mitsubishi Eclipse are designed for race use only. The Brian Crower Stage 4 Cams are designed with a big lift profile to increase power at high rpm in the 4G63. The Brian Crower Stage 4 cams have a rough idle and require tuning, ECU modifications, upgraded valve springs/retainers, and other modifications.


  • Specs:
  • Duration: 288° / 288°
  • Duration @ .050: 222° / 220°
  • Lift (in) .468" / .478"
  • FITMENT:
  • Mitsubishi Eclipse 1990-1999 4G63
Description Part # MSRP Price Inventory  
BC Stage 4 Cams BC0103 $435.30 $417.89 Ships from factory in 2-3 days
Mon-Fri 8am-8pm
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©2014 JSC Speed Inc.
All Rights Reserved.

510 Hyde Park
Doylestown, PA
18902

Tel: 215.489.2820
Fax: 215.489.2826