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yes always run a smaller n&s when you can

make sure you check the headgasket wrong ones will have the cooling holes where the casting bridges are and block the holes possible you have std 61x gasket on the 62t head?

use time certs 10x1.25 is threadsize/pitch

spring from inside the bendix time to call jetmaniac

i raced using some of the first able/ada topends and head stud kits before you born so i have experience with this subject i think you should invest in having your torque wrench certified and then use CORRECT torque settings

no... its not feelings or trusting instincts its called experience and snap on certified torque wrench

the 115 is a chrome looking spring about 11-12 lbs with 65/2.5

marketing is overblown before an actual product is produced they need to just get units out to riders to compete and evaluate this is what rrp xscream superfreak etc have done to be successful this forces development on the product to not fail

clean it well weld from inside only use an highly experienced welder with good tig welder don't grind just leave weld bead you won't even know the difference

too tight especially with 1.5mm oversize thicker pistons run .005 quit screwing around with separate cooling lines just run standard dual cooling and the lower fp b pipe screw at 3/4-7/8

must use the ada modern rolled thread studs not the very early cut thread studs chucky and maniac are right on on needing more torque ada specs is way off 23/35 is what works with the newer studs

dont buy a reman from sbt just get a crank from them buy oem kawasaki seals and gaskets use prox piston kits get wiseco pin bearings have a good machine shop resurface head and bore/hone cylinders

ive seen some not so good from mt i like us chrome better http://www.usnicom.com/

yes i got 2 of them from xscream $4 each

yes lbs of psi psi=pounds per square inch

1st i would try use 1/2 input line for the y fitting not the 3/8 line make sure you have the larger 1/4p threaded 1/2 barbed fitting at the pump try upping the stinger jet some

last 2 years the 95 gr springs from mikuni are 3-4 lbs less than they used to be mukini springs are all over the place it seem anymore

the nose of the bendix in the cover has washer then spring then another washer 3 parts total if missing one washer they rattle

early 650 use the wider pin bearing that dont use washers sbt crank pin bearings do come with the wider bearings they are kaw 750 bearings wiseco b1023 is the part # for the wider bearings to use and eliminate the useless washers

good stuff right there unbelievable how your able to fit them in there reminds me when i ran twin pipes in my 550