1982 Honda CB100 0.1L Petrol · VPC 636X

A pattern of persistent front-end wear advisories defines the mechanical story of this 44-year-old Honda CB100. Across the recorded test history, the nearside front shock absorber has been flagged for light oil misting on three consecutive occasions (2014, 2021, and 2022), suggesting either a slow seal weep that has remained stable or a component nearing the end of its service life. The front brake system also surfaced as a concern at the 2022 test with noted fluctuation in brake effort, while the steering headbearing was identified as slightly stiff or notchy in 2021. The drive chain tension has been a recurring theme, moving from worn-but-acceptable in 2021 to excessively tight at a failed test later the same month, and then only slightly tight by 2022. These clustered front-end advisories point to suspension, steering, and braking consumables that warrant close physical examination rather than reliance on the clean pass result alone. With recorded mileage of just 11,229 miles over approximately 44 years, the CB100 has averaged roughly 255 miles per year, a notably low accumulation rate. The test record shows substantial gaps, with the 2013 and 2014 entries followed by a seven-year absence before testing resumed in 2021, indicating extended periods of either storage or non-use. Such low annual mileage with intermittent testing often correlates with aged rubber components, dried brake fluid, oxidised electrical connections, and seized cable mechanisms, even where the visible mileage figure remains low. The cluster of suspension, brake, and steering advisories upon the return to testing in 2021 is consistent with components that have degraded through standing time rather than wear from regular riding. A prospective buyer should pay particular attention to the nearside front shock absorber, checking for visible oil residue around the seal, any streaking down the stanchion, and comparing damping response between the two front units by pushing down on the handlebars with the front wheel off the ground. The front brake should be evaluated on a test ride for any pulsing or inconsistent lever feel, listening for binding or scraping from the caliper, as the noted fluctuation in brake effort can indicate a sticking caliper piston, uneven pad wear, or a warped disc surface. The steering headbearing requires a feel test with the front wheel raised, checking for notchiness or resistance as the bars are turned slowly through their full travel, and on the road for any wandering or instability over rough surfaces. The drive chain and sprockets merit a thorough physical check, confirming even tension along the run, inspecting for tight spots, and measuring remaining adjustment range on the rear axle. Given the multi-year gaps in testing, all rubber items including tyres should be examined for age-related cracking regardless of tread depth, brake hoses should be checked for sponginess or surface deterioration, and the fuel system should be assessed for varnish or stale fuel deposits. A compression test on the engine would also be prudent given the long standing periods, and the buyer should confirm that the locking device concerns and tyre seating issues flagged in the 2013 failure have been conclusively resolved before assuming those matters remain dormant.