When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay.

Hot Cams Stage 1 Exhaust Camshaft 4020-1E Fits Yamaha WR 250F 2001-2012 stage 1

This product data sheet is originally written in English.


Authorized Hot Cams Dealer



Hot Cams
Camshaft, Red

This item fits the following models:

Yamaha WR250F 2013 
Yamaha WR250F 2012 
Yamaha WR250F 2011 
Yamaha WR250F 2010 
Yamaha WR250F 2009 
Yamaha WR250F 2008 
Yamaha WR250F 2007 
Yamaha WR250F 2006 
Yamaha WR250F 2005 
Yamaha WR250F 2004 
Yamaha WR250F 2003 
Yamaha WR250F 2002 
Yamaha WR250F 2001 
Yamaha YZ250F 2013 
Yamaha YZ250F 2012 
Yamaha YZ250F 2011 
Yamaha YZ250F 2010 
Yamaha YZ250F 2009 
Yamaha YZ250F 2008 
Yamaha YZ250F 2007 
Yamaha YZ250F 2006 
Yamaha YZ250F 2005 
Yamaha YZ250F 2004 
Yamaha YZ250F 2003 
Yamaha YZ250F 2002 
Yamaha YZ250F 2001 

Type:   Camshaft
Style:   High Performance
Model:   Stage 1
Location:   Exhaust
Exhaust Lift:   8.1mm
Exhaust Duration:   252°
Sold as:   Kit
As the leader in innovation, design and development of aftermarket dirt bike, ATV, UTV high-performance camshafts, Hot Cams is certain to provide the added boost that dirt bike, ATV, and UTV enthusiasts are looking for.

Designed, dyno proven and made in the USA, Hot Cams performance camshafts are one of the most economical, reliable and easy to install ways to add a 5-10% power gain to dirt bikes, ATVs, and UTVs.
Additionally, every Hot Cams cam is:




Local pickups are welcome! Please contact us to make sure your order is available for local pickup as some items are stored in and ship from fulfillment centers.
Our store is open 10:00am - 6:00 pm eastern time Monday through Friday and located at 905 Mulberry St, Loudon, TN 37774


Got questions? click the contact seller link at top of this page or give us a call toll free.


Return Policy
  • We must be notified within 24 hours of receipt of any missing, defective or damaged goods.
  • All returned items must be in original, non-modified, undamaged packaging. We will not accept returns with damaged, modified (including writing or marks) or missing packaging.
  • All returned items must be in new condition with all documentation, tags, etc intact.
  • Any item which has been used, worn, damaged or had tags/labels removed will not be eligible for return.
  • Any damage claims may be exchanged for the identical item only.
  • No refunds on damage claims, replacement with identical item only.
  • Returned items must be received by us no later than 10 Days.
  • It will be the sole discretion of oemcycle to provide refund, replacement, or return item without refund.




As the leader in innovation, design and development of aftermarket dirt bike, ATV, UTV high-performance camshafts, Hot Cams is certain to provide the added boost that dirt bike, ATV, and UTV enthusiasts are looking for. Designed, dyno proven and made in the USA, Hot Cams performance camshafts are one of the most economical, reliable and easy to install ways to add a 5-10% power gain to dirt bikes, ATVs, and UTVs. Local pickups are welcome! Please contact us to make sure your order is available for local pickup as some items are stored in and ship from fulfillment centers. Our store is open 10:00am - 6:00 pm eastern time Monday through Friday and located at 905 Mulberry St, Loudon, TN 37774 All returned items must be in original, non-modified, undamaged packaging. We will not accept retur
Interchange Part Number 4020-1E
MPN 4020-1E
Type Camshaft
Brand Hot Cams
Manufacturer Part Number 4020-1E
Part Type Camshaft
OE/OEM Part Number 4020-1E
Superseded Part Number 4020-1E