My 1991 ZXR400 L Ex Works Kawasaki UK 71.06bhp

Who's zxr400 is kicking out the most BHP? show off your mods and your dyno printouts.

Moderator: Moderators

Post Reply
jamkwak
Posts: 26
Joined: Wed Aug 06, 2008 12:16 pm
My Bike: ZXR400L EX WORKS KAWASAKI
Location: BELFAST

My 1991 ZXR400 L Ex Works Kawasaki UK 71.06bhp

Post by jamkwak » Thu May 06, 2010 1:28 pm

SP Engine
Base gasket removed
Dynatech Gasflowed & Ported Head
Polished Piston Heads
Second piston ring removed
Conrods lightened & weight matched
Total loss
Kit loom
Kit CDI
Not sure make of pipes but end can is Art
Dynojet Needles
#118 Main Jets
Bellmouths
Running original open airflow system with a heat resistant engine blanket and ram air pipe
Lightened slide springs and throttle slides knife edged

Mmmmmmm...!
Dyno Sheet 71.06 bhp.jpg
You do not have the required permissions to view the files attached to this post.

User avatar
Mori Man
Blingmeister
Blingmeister
Posts: 1976
Joined: Thu May 10, 2007 3:30 pm
My Bike: ZXR400J2
Location: JAPAN

Re: My 1991 ZXR400 L Ex Works Kawasaki UK 71.06bhp

Post by Mori Man » Fri May 07, 2010 1:10 am

Got to be happy with that :smt007

Once I get my SP motor built up I'll be fairly close to same spec' as yours except with FCR's so that's given me a challenge :smt002

MM!
Nothing worse than having an H and not being able to scratch it !
Living life on the edge, SuPposedly

jamkwak
Posts: 26
Joined: Wed Aug 06, 2008 12:16 pm
My Bike: ZXR400L EX WORKS KAWASAKI
Location: BELFAST

Re: My 1991 ZXR400 L Ex Works Kawasaki UK 71.06bhp

Post by jamkwak » Fri May 07, 2010 6:33 pm

biggrin GAME ON.... lol

Was considering flatsides but was advised against as they're so fickle.. haven't decided yet :smt017

Post Reply