Page 27 - 2016 Healey Performance Catalogue

27 6 C Y L I N D E R E N G N E T O P E N D STEEL CAM THRUST PLATE COMPETITION ENDLESS TIMING CHAIN HYDRAULIC CHAIN TENSIONER I These are much stronger than the original Top quality chain made to our specification. This is a fresh approach to the very out of sintered type and are a direct replacement. CENG648 For normal road or race engines. £29-95 date original design, it consists of a nylon They will not break and wear much better. slipper pad and uses the engine’s oil CENG648R For very aggressive drivers CENG654 £18-95 pressure to assist in the tensioning with the (may whine a little) £38-15 use of a small ball valve, extremely reliable. NEEDLE ROLLER CAM THRUST BEARING "the chain that is, not the driver" CENG650N4 £129-50 Reduces friction and wear, can only be INSPECTION FRONT COVER used with a steel thrust plate (CENG654). Fabricated from the original pressed steel The cam sprocket will require a small front cover with a removable inspection plate amount of machining. which allows access to change the cam CENG654NR £14-95 timing if you have our vernier cam sprocket. VERNIER STEEL CAMSHAFT SPROCKET Ideal for rolling road or dyno tuning. These are lightweight and give you the CENG780 EXCHANGE £120-00 opportunity of adjusting the cam timing Replacement parts accurately. XCENG780O ‘O’ ring £0-85 CENG649V £147-50 TIMING CHAIN TENSIONERS The original tensioner has two main faults. The rubber pad becomes un-bonded from the steel piston and the ratchet mechanism is weak, breaking easily. COMPETITION CRANK NUT NEW Product Top quality steel with no starter dog CENG646 each £12-95 +44 (0) 1543 472244 © Denis Welch Motorsport 2016