Click here to download the PDF Needle, needle jets, and the Amal Concentric The Amal concentric carburetor was introduced as a cost saving measure dictated bythe British companies to IMI Components, … read more

Trident/Rocket 3 Throttle gantry conversion.JRC 14-315A Thank you for your purchase of JRC Engineering carburettor conversion for the BSA andTriumph 3 cylinder motorcycles 1968-1974 A75and T150. Pleas … read more

INSTALLATION GUIDE FORTHE JRC 24-30MM FLATSLIDECARBURETOR IntroductionCongratulations on your purchase of the JRC flat slide carburetor. This carburetor has been developed to give better starting, eng … read more

Understanding 3 phase alternators…. Three phase is nothing more than single phase with 2 extra coils slightly out of phase with the first.  Basically “Phase” relates to the tim … read more

ALTERNATOR ROTOR GAP Importance of Checking Alternator Rotor Clearance Although not an everyday occurrence, having the rotor rubbing on the stator can lead to very expensive problems. Very few of us … read more

6 VOLT SINGLE PHASE JRC 17-100A Basic Wiring Diagram 6 VOLT STOCK TRIUMPH HARNESS PRE 67 6 Volt Single phase replacement for Lucas rectifier and zenor diode. 1. Disconnect the ground wire from yo … read more