4TheKZ1000 wrote: KZ1000-A2A 1978
Standard - Frame numbers
KZT00A034226 - 037430 (Made in Japan)
KZT00A515035 - 519537 (Made in USA) - California
looks like an A2A to me. this is a frame number
Take your frame number and compare it to the numbers above. The "5" means it was built in Lincoln Nebraska. It is a California model not a 48 state model which means it is jetted leaner.