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Welcome to our blogs, news and tech area of our site! Please understand that Classic British Spares works diligently and hard to ensure our work is accurate and correct. Although our team has deep roots with vintage British motorcycles that spans over 30+ years, we are in no way shape or form "experts" or an "authority" in our industry (nor do we pretend to be) but instead real life enthusiasts (like you) looking to share our opinions and experience. Happy reading!


ARP Rod Bolts For Classic BSA & Vintage Triumph Motorcycles

ARP Rod Bolts For Classic BSA & Vintage Triumph Motorcycles

ARP Rod Bolts For Triumph & BSA Motorcycles   ARP® (Automotive Racing Products) is a registered trademark     There has been a lot of talk recently about ARP rod bolts for vintage Triumph and vintage BSA motorcycles. In fact, we have heard it all. Some feel that ARP rod bolts are "overrated" and some feel that they are must. Although there will always be hearsay, we wanted to express our experience and opinion regarding ARP rod bolts for vintage British motorcycles. As a community, we are very lucky to have access to ARP rod bolts for our vintage Triumph,...

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Tech: Replacing A Triumph 5-Speed High Gear & Roller Bearing

Tech: Replacing A Triumph 5-Speed High Gear & Roller Bearing

Triumph 5-Speed High Gear & Bearing   Triumph 5-Speed late high gear bearing with the correct roller bearing as fitted to models from 1973-1983.   If your Triumph 5-Speed transmission is in need of a new high gear, and / or roller bearing, we highly recommend reading this post as it could save you a lot of time, money, and headaches. In 1971 for the first year, we saw Triumph 650 twins, Triumph Tridents, and BSA Rocket III's (A75) offered in an option with a 5-speed gearbox. You can identify a 5-Speed gearbox by the engine serial number having a...

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Product Review: ARP Rod Bolt Stretch Gauge 100-9942

Product Review: ARP Rod Bolt Stretch Gauge 100-9942

ARP Billet Alloy Rod Bolt Stretch Gauge Review   New rod bolt stretch gauge by ARP automotive products.     Have you ever bought a set of ARP rod bolts and noticed on the instructions that it states to stretch the ARP rod bolts to a certain measurement using the ARP rod bolt stretch gauge? We noticed that as well, which is exactly why we purchased this ARP rod bolt stretch gauge to use here at my shop, and we also wanted to give you an up close review on the stretch gauge it's self. ARP (Automotive Racing Products) is...

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New Production: 1966-1972 USA Made BSA A65 Crankshaft Thrust Washer

New Production: 1966-1972 USA Made BSA A65 Crankshaft Thrust Washer

New BSA A65 Crankshaft Thrust Washer    New USA Made BSA crankshaft thrust washer to replace BSA part number 68-0685.   When it comes down to new British motorcycle parts, Triumph parts are usually the first to get reproduced. There has always been (and always will be) an abundance of new parts for vintage Triumph motorcycles. BSA motorcycles on the other hand... sometimes get left out. Of course there are some parts being reproduced for the BSA models. Some are of quality, and others lack in the quality department. It basically comes down to this, "supply and demand". With I,...

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Triumph & BSA 3-Spring Clutch Thrust Washers

BSA & Triumph Clutch Thrust Washers Explained   As time passes by over the years, there seems to be a bit of confusion on the Triumph & BSA twins 3-spring clutch thrust washers. In fact, there are two types of thrust washers and two types of clutch hub sleeves that where fitted to many Unit Triumph & BSA twins. Below I would like to show you in detail of how to identify what parts you currently have, and also what parts you need.       Shown is the "early" version and "late" version of the clutch thrust washer as fitted...

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