Hotcams
Camshafts
Hot Cams Drop-In High Performance Camshafts As the leader in innovation, design and development of aftermarket dirt bike and ATV high-performance camshafts, a set of Hot Cams is certain to give the added power gains that dirt bike and ATV enthusiasts are looking for. CNC crafted from billet steel and with multiple stages to choose from for many applications, Hot Cams delivers the performance and feel of a custom cam for a fraction of the price. Ease of installation is also a big benefit when it comes to Hot Cams, as nearly all cams require no additional machine work and utilize the stock valve springs. And, as has always been the policy at Hot Cams, you can keep your original cams as a core exchange is never required.
Intake
Exhaust
GASGAS
Lift Duration
Lift Duration
Models
Years Hot Cam
(mm) (@ 1mm) (mm) (@ 1mm) Part No
Intake Cam. Stage 1. Gains all the way to 11,000 RPM with slight loss 11,000 RPM to rev limiter: Designed with Improved Throttle Response (I.T.R.) technology. *1 10.86 Intake Cam. Stage 2. Cam is equal to stock up to 8,200 RPM then gains up to rev limiter: Designed with Improved Throttle Response (I.T.R.) technology. *1 11.63 Exhaust Cam. Stage 1&2. For use with both Stage 1 and Stage 2 intake cams: See intake performance description for gains: Designed with Improved Throttle Response (I.T.R.) technology. *1
242°
56-C154.STG1
253°
56-C154.STG2
2021 - 23
MC 250F
10.51 238.30 56-C154.EXH
Intake
Exhaust
HONDA
Lift Duration
Lift Duration
Models
Years Hot Cam
(mm) (@ 1mm) (mm) (@ 1mm) Part No
Stage 1. Excellent mid-range and top-end increase. *1,*8 Stage 2. Excellent top-end power increase with great over rev. *1,*8 Stage 1. Excellent mid-range and top-end increase. *1,*8 Stage 2. Excellent top-end power increase with great over rev. *1,*8 Stage 1. Excellent bottom-end and mid-range power gains. *1, *3 Stage 2. Excellent top-end power increase with great over rev. *1,*8 Stage 3. Significantly more top-end power and improved over rev. *2,*8 Stage 1. Excellent bottom-end and mid-range power gains. *1, *3
8
238° 254° 238° 254° 244° 252° 254° 244° 254° 254°
7.45 7.75 7.45 7.75
265°
56-C318.STAGE1 56-C318.STAGE2 56-C318.STAGE1 56-C318.STAGE2 56-C202.STAGE1 56-C202.STAGE2.04 56-C202.STAGE3 56-C202.STAGE1 56-C202.STAGE2.08 56-C202.STAGE3
CRF 150R/RB 2007 - 09
8.7
273.5°
2012 - 23 2012 - 23
8
265°
CRF 150R/RB
8.7 8.1 8.4
273.5°
8.1
250° 267°
CRF 250R 2004 - 07
8.35 8.13
8.61
261.5°
8.1
8.1
250° 262°
CRF 250R 2008 - 09
Stage 2. Produces good high RPM power. *2,*8
8.64 8.61
8.97 8.13
Stage 3. Significantly more top-end power and improved over rev. *2,*8
261.5°
Stage 1. Low and mid RPM torque are increased. Top horsepower slightly increased over stock. *1,*8 8.26
241°
8.84
226°
56-C325.STAGE.1
CRF 250R 2010 - 15
Stage 2. Slight loss in low RPM torque, mid to top horsepower are increased. *1,*8 Stage 1. Low and mid RPM torque are increased. Top horsepower slightly increased over stock: Designed with Improved Throttle Response (I.T.R.) technology. *1,*8 Stage 2. Good top end cam: Designed with Improved Throttle Response (I.T.R.) technology. *1,*8 Stage 1. Excellent bottom-end and mid-range power gains. *1,*3,*8
9.14
255°
8.84
266°
56-C325.STAGE2
9.27 241.61°
8.84 266.26° 56-C156.STAGE1
CRF 250R 2016 - 17
9.4
254.78°
9.4
264.17° 56-C156.STAGE2
8.1 8.4
244° 252°
8.1
250° 267°
56-C202.STAGE1 56-C202.STAGE2
CRF 250X
2004 - 17
Stage 2. Excellent top-end power increase with great over rev. *1,*8
8.35
Stage 1. Excellent midrange and top-end increase. "Very close to HRC cam peak power, with more bottom and midrange. *2 9 Stage 1. Excellent bottom-end and midrange increase. Improved throttle response. *1,*3 9.6
XR 400
1996 - 04
246°
9
246°
56-C201.HC
238°
8.8
270°
56-C300.STAGE1
CRF 450R 2002 - 06
Stage 2. Excellent mid-range and top-end increase: Improved throttle response. Responds well to proper porting. *1,*3,*8 Stage 2. Excellent midrange and top-end increase. Improved throttle response. *2,*8
10.1
248°
8.8
270°
56-C300.STAGE2
CRF 450R 2007
10.1
248° 238° 248° 254° 238°
8.8 8.8 8.8 9.1 8.7
270° 270° 270° 265° 248°
56-C304.STAGE2 56-C317.STAGE1 56-C317.STAGE2 56-C317.STAGE3 56-C326.STAGE1
Stage 1. Excellent bottom-end and mid-range increase: Improved throttle response. *2,*8 9.6
CRF 450R 2008
Stage 2. Good midrange & top-end gains. *1,*8
10.1 10.4
Stage 3.
Stage 1. Improved torque below 9000 RPM with improved peak horsepower. *2,*8 Stage 2. Same low-end power as OEM cam up to 6,000 RPM and improved power from 6,000 to rev-limiter. *2,*8 Stage 1. Improved torque below 8000rpm with no loss in peak horsepower over OEM. *2,*8
9.6
CRF 450R 2009
10.1
248°
8.7
269°
56-C326.STAGE2
10.08 248.7°
8.71
269°
56-C203.STAGE1
CRF 450R 2010 - 16
Stage 2. Improved power from 6000 RPM to rev-limiter with no loss on the bottom-end. Designed with Improved Throttle Response (I.T.R.) technology. *2,*8 10.38
254°
9.04
265°
56-C203.STAGE2
Stage 1. Single cam motor. Improved torque below 8000rpm with no loss in peak horsepower over OEM Cam. *2,*8 Stage 1. Good bottom-end and midrange increase’s up to 9,400 RPM with slight loss 9,400rpm to redline. Camshaft designed with improved throttle response technology. Stage 2. Slight bottom-end and midrange increase’s up to 7,400 RPM with great gains 7,400 RPM to redline. Camshaft designed with improved throttle response technology.
CRF 450R 2013 - 15
10.08 248.7°
8.71
269°
56-C203.STAGE1
10.41
246°
9.91
257°
56-C157.STAGE1
CRF 450R/RX 2017 - 20
10.95 253.85°
9.91
257°
56-C157.STAGE2
Stage 1. Excellent bottom-end and mid-range increase: Improved throttle response. *1,*3 9.6
238°
8.8
270°
56-C300.STAGE1
CRF 450X
2005 - 07
Stage 2. Excellent midrange and top-end increase. "Retains more bottom-end and midrange power than the HRC cam. Responds well to proper porting. *1, *3
10.1
248°
8.8
270°
56-C300.STAGE2
Stage 1. Excellent bottom-end and mid-range increase: Improved throttle response. *2,*8 9.6
238° 248° 254° 258° 258°
8.8 8.8 9.1 8.8 8.8
270° 270° 265° 258° 258°
56-C317.STAGE1 56-C317.STAGE2 56-C317.STAGE3
CRF 450X
2008 - 15
Stage 2. Good midrange & top-end gains. *1,*8
10.1 10.4
Stage 3.
XR 600R XR 650L
1988 - 00 Stage 1. Excellent midrange and top-end power increase. *2 1993 - 19 Stage 1. Excellent midrange and top-end power increase. *2
8.8 8.8
56-C200 56-C200
*1: Uses stock valve springs. *2: Uses stock valve springs & rockers. *3: Shim kits available.
*4: Cam sold in front & rear sets. *5: Cam specs taken at lifter. *6: Includes adjustable cam timing sprockets.
*7: Auto-decompressor on exhaust cam. *8: Uses stock auto-decompressor mechanism.
*Please visit our website for current prices E203
E-mail: sales@oro2u.com
www.oro2u.com
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