British Standard Valve Adjusting Tool Set for Vintage Triumph Norton BSA Motorcycles 1950 - 1978

This specialty 4 piece valve adjusting tool makes adjust your valve clearance on your Triumph, BSA or Norton motorcycle a breeze. No more trying to fit a wrench into your rocker box while turning the square adjuster with a crescent wrench. This tool is a perfect fit for the lock nut and the knurled knob makes it easy to adjust your clearance, then hold it steady while you tighten the locknut down in one easy motion. With the different tools included in this set you can easily adjust the valves on your 200, 250, 350, 500, 650, 750 or 850cc Triumph, Norton or BSA. Does not fit 1/2 inch lock nuts found on late 1978 and later Triumph TR7 and T140 Bonneville models.