Find Your Bike’s Horse Power without a Dyno
Did you know that thanks to Denby Marshall there is no need for expensive dyno’s to work out the horse power of your bike? Using this formula my 650 Bonnie makes 28.9 HP which explains why I have trouble chasing Hinkleys up the Kaimai Ranges. I’ve had the Bonnie for many years and it’s on …
Twin Leading Shoe Brakes
First TLS brake came out in 1968 and this was the only year it came with the operating cable parallel to the road. The 1969/70 versions the cable was parallel to the forks as in the photo. The 1971-73 brake is also known as the ‘comical’ brake as it’s performance is laughable – at least …
Oil in Frame Forks
Here’s a good one to try – on second thoughts if you like scraping your footpegs on your OIF Trumpy read no further or it will only worry you. Shaddy’s new to these, he’s been riding Hinkleys for years. Round in his shed he showed me this on the 72 Bonnie he’s doing up. With …