Page 14 - 2016 Healey Performance Catalogue

14 D N E P O T E N I G N E R E D N I L Y C 4 COLISBRO-BRONZE VALVE GUIDES COMPETITION VALVE SPRING SET TOP HAT VALVE STEM OIL SEALS These are essential in all engines with gas These give increased seat and nose A press fit onto the top of the valve guide. flowed ports whether aluminium or iron pressure. Please note: To fit these springs The black only fit with single-valve springs. and engines converted to lead-free fuel. in the 100 it is necessary to use (CENG731 The green with single or double. Precision turned with honed bores these or ENG731) 3000 Top Caps CENG735 Black each £1-09 should not require reaming after fitting. ENG525HD Double springs to suit std. CENG735W Green each £1-99 Colisbro material being of a copper colour & 100M cams. £24-50 NEW Product should not be confused with the inferior CENG525 Single springs to suit higher yellow brass coloured cheaper performance cams. £125-00 alternatives. LIGHTWEIGHT VALVE TOP CAPS CENG722 Bronze valve guide STR each £9-95 These are manufactured from either top CENG722A Bronze valve guide Tapered each £9-95 quality aircraft aluminium and are hard CENG722C Valve guide circlip each £0-19 anodised or high grade steel and VALVES heat-treated, both are to suit 3000 size All our valves are made from one-piece springs. ROCKER OIL FEED PIPE forgings in 214N stainless steel with stellite Faithful reproduction of the original. CENG731 Aluminium each £7-95 tips and plasma nitrided stems for ENG515 £29-50 ENG731 Steel each £5-95 increased life. Suitable for both leaded and unleaded fuel. These are made to the VALVE COLLETS lightest design using standard size stems Due to the non-availability of good quality and collets. collets we have had these made to the highest tolerances from EN24T steel and CENG720S Standard size inlet1.750"(44.5mm) £16-95 heat-treated. Also direct replacement for CENG721S 3000 size exhaust 1.562"(39.7mm) £16-95 the standard. CENG720 Large inlet 1.811"(46mm) £19-95 ENG733 Pair £3-95 CENG721 Large exhaust 1.614"(41mm) £18-95 VALVE SPRING SHIMS We have had these made specifically so that the race engines and badly worn road engines can have all the valve springs shimmed to the correct length. We have two sizes of bore diameter available to suit valve guides with or without circlips. CENG725A 0.010" Thick 0.595" Bore £0-52 CENG725B 0.015" Thick 0.595" Bore £0-52 CENG725C 0.020" Thick 0.595" Bore £0-52 CENG725G 0.010" Thick 0.640" Bore £0-52 www.bighealey.co.uk Please add VAT & carriage to all prices for UK and EEC consumer sales at the current rate