1990 Kawasaki ZXR750 0.7L Petrol · H755 BKO

The most recent MOT, carried out on 26 June 2024, was passed with no recorded defects, indicating that the bike met the current safety and emissions standards. Over the six‑year MOT window the record shows a progression from several advisories and a failure in 2016 (excessively tight drive chain and exhaust leak) to a clean pass in 2024, suggesting that the owner has addressed the more serious faults and that the overall maintenance trajectory is now stabilising rather than deteriorating. With a recorded 57,155 mi on a 1990 model this works out to an average of roughly 1,600 mi per year, which is considerably below the typical usage for a sport‑bike of this vintage. The low annual mileage points to either very light riding or extended periods of storage. While low mileage reduces cumulative wear on wear‑items such as pistons, camshafts and the primary chain, it also means that age‑related degradation – rubber hardening, seal drying, corrosion of bearings and electrical contacts – can be more pronounced than mileage alone would suggest. When inspecting the bike, pay particular attention to the front and rear shock absorbers which have repeatedly been noted with light oil misting. This can be a sign of seal wear and may lead to reduced damping, resulting in a soft or “mushy” feel over bumps and possible clunking if the internal pistons are compromised. The rear wheel bearings were flagged in 2018 for slight free play; check for any grinding or roughness when the wheel is spun by hand and listen for rumbling under load. The drive chain, which failed the 2016 test for being overly tight, should be measured for correct tension and inspected for excessive wear or stiff links – a chain that is too tight can overload the primary reduction and cause premature bearing wear. The exhaust leak noted in 2016 and again as an advisory should be examined for cracked joints or corroded manifolds; a leak can affect fuel‑air mixture and increase emissions, and you may hear a faint hissing at idle. Verify that both headlamps illuminate fully on dipped beam, as the 2021 failure indicates a possible wiring or bulb issue that could re‑appear. Finally, the tyre wear advisories from 2016 to 2018 suggest the rear tyre was close to the legal tread limit; inspect both tyres for tread depth, sidewall cracking, and any signs of dry rot, especially given the bike’s age. Given the bike’s age and low usage, a thorough visual and tactile survey is essential. Examine the tyre sidewalls for cracking or perishing, as rubber can degrade even without mileage. Test the 12 V battery voltage and, if possible, perform a load test; an old battery may hold charge but fail under load. Look for corrosion on the frame, especially around the rear sub‑frame and engine mounting points, and check the condition of the suspension bushes and coil springs for any signs of oil seepage or loss of rigidity. Time‑based fluids – brake fluid, coolant (if fitted) and engine oil – should be flushed and replaced if they have not been serviced in the last 12‑24 months, as moisture absorption can lead to internal corrosion. A careful road‑test should reveal any binding calipers (brake pedal feel changing under repeated application), uneven braking, or abnormal vibrations that could indicate worn brake discs or warped rotors. Addressing these points will give a clear picture of the motorcycle’s current roadworthiness and the likely near‑term maintenance budget.