Power curve

General forum on engines, transmissions, gearing and modifications to each

Moderator: rztom

Post Reply
Message
Author
User avatar
1601pete
Posts: 470
Joined: Fri Mar 10, 2006 5:37 pm
Location: Bristol, UK

Power curve

#1 Post by 1601pete » Sat Apr 27, 2019 8:06 am

Hi

Does anybody have a plot of a standard 1GE bikes power curve. Mine seems to peak at about 8500rpm. Not sure if I should expect more and need to start looking at jetting etc. Doesn’t seem to want to rev any more

TIA

vma500
- - - - -
- - - - -
Posts: 668
Joined: Thu Jan 26, 2006 3:56 pm
Location: la belgique
Contact:

Re: Power curve

#2 Post by vma500 » Sat Apr 27, 2019 4:14 pm

Check the powervalves open full
my bikes :RD500 2X ,RD 350 F2 , RD 350 31K,RD350 4LO,RG500,RG250 WW,RGV250,TZR250 3MA,TZR250 3XV,NS400r,NSr250 mc21,KR1250S,

Linx
Posts: 169
Joined: Fri Jul 28, 2017 4:23 pm
Location: Stratford Upon Avon UK

Re: Power curve

#3 Post by Linx » Sat Apr 27, 2019 4:21 pm

Peak power is 9k rpm in my 47X.

Sent from my HTC Desire 530 using Tapatalk

:smt006 Current Bikes
1984 47X RD500LC, 2018 Triumph Speed Triple RS, 1999 Honda CB600F Hornet
Past Bikes Include
RD250LC, RD350YPVS LC2 Race Bike, RD350F2, 1976 CB400F

User avatar
WVWRZ500N
- - - - -
- - - - -
Posts: 967
Joined: Sat Nov 19, 2005 1:15 am
Location: Lee's Summit, MO
Contact:

Re: Power curve

#4 Post by WVWRZ500N » Mon Apr 29, 2019 12:26 pm

The CDI curves for each are shown here from the BDK website. The two stock CDI box curves are also shown int he respective service manuals.

https://www.bdkraceeng.co.uk/Bike2.html#RD
Regards,
Bill Wilson
Wilson Performance
Lee's Summit, MO
http://www.wilsonperformance.net
Member RZ500 Owners Group #573
816-377-3185
WVWRZ500N@aol.com

Post Reply