1966 Yamaha YL1 100cc Twin Crankshaft Rebuild

I recently had the crankshaft of my 1966 Yamaha YL1 rebuilt by Roy’s Rides from Missouri.  I’d suggest checking out the “Preferred Provider” page found on this blogs home page if  you’re interested in more info on Roy’s Rides. Back Continue reading 1966 Yamaha YL1 100cc Twin Crankshaft Rebuild

Damaged Piston – Yamaha YL1 100cc Twin

Here’s the left piston from the mid-60’s Yamaha 100 Twin Jet I’ve just started restoring.  This is one of the most damaged pistons I’ve ever encountered in over 45 years of working on Japanese motorcycles.  I don’t know what actually Continue reading Damaged Piston – Yamaha YL1 100cc Twin

Powder Coating Engine Crankcases – Suzuki GT750 (1974)

A buddy of mine (Chuck) is reconditioning a 1974 Suzuki GT750 (“water buffalo”) and wanted to repaint the crankcase. The top half was originally silver, but he wasn’t sure the best way to go about actually painting it. We were Continue reading Powder Coating Engine Crankcases – Suzuki GT750 (1974)

Tachometer Drive Oil Seal Replacment – Honda CB750K

Linked below is a relatively short video describing the replacement of the tachometer drive oil seal on the Honda CB750K.  When I got this project last fall the bike was leaking oil from almost every place imaginable and I thought Continue reading Tachometer Drive Oil Seal Replacment – Honda CB750K

Kawasaki KZ650 Top End Reassembly – Part 4

The fourth video in the series of repairing the top end of the 1977 Kawasaki KZ650 due to several leaking valves.  This segment shows the actual installation of the cylinder block onto the lower end of the engine. Note… this Continue reading Kawasaki KZ650 Top End Reassembly – Part 4