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SIX

ENGINE

FORGED PISTONS STEEL CON ROD SET HARMONIC CRANKSHAFT DAMPER STRAIGHT
We have forged These are English made from forged billets This crank damper is like no other on the
pistons machined and fully machined with H-beam style. This market. It has dual frequency balancing and
exclusively for us by lightweight design to the original length therefore makes the engine far smoother
Omega, the worlds utilises the original big end bearing than others. It does require the mounting
leading piston dimensions and suits the standard /8" hub, listed below, in order to fit it and the
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manufacturer. Several gudgeon pin, they are the ultimate to have. fan belt pulley must be modified.
types available, all benefiting from the latest Suitable for 3.8 or 4.2. CENG643 £305-00
piston ring technology and having the JCENG632R set £1399-00
lightest designs. The crown thickness is Replacement Parts £69-00
O ring overhaul kit
CENG643R
generous, allowing for the compression Replacement parts
ratio to be adjusted by easily machining the CENG605 Rod Bolts each £12-95 DAMPER HUB
flat top away. The valve reliefs will accept a 3.8 STEEL BILLET CRANKSHAFT Made from solid billet steel. Required to fit
wide range of cams all to match with std. Manufactured by Britain’s leading above harmonic crankshaft damper.
length con rods. Supplied in sets of six, crankshaft supplier, these EN40B nitride JENG643P £159-00
including gudgeon pins, circlips and rings. hardened steel crankshafts are JENG643PR 0.040” undersize £179-00
Sizes quoted are to suit a finished honed considerably stronger than the original, CRANK PULLEY
bore. allowing for higher revs with maximum Billet aluminium single /2" wide vee groove
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reliability. Keeping the original bearing
JCENG611 3.8 88mm bore £995-00 dimensions, flywheel fixing, rear scroll seal fan belt pulley, designed to attach to the
46cc protrusion volume, suitable for standard type and stroke they have the latest design of 12 above crank damper.
straight port or early wide angle heads with a minimum
chamber diameter of 83mm. staggered counter weights and overall JCENG643V Single vee £87-55
lightening. JCENG643Y Double belt - single vee - D type £225-00
JCENG611W 3.8 88mm bore £995-00 (Other pulleys inc W groove available on
66cc protrusion volume, suitable for wide angle heads Suitable for 3.8 or 3.4 Ltr. request)
with a minimum chamber diameter of 88mm. JCENG632KW Wet sump £3250-00
JCENG612 4.2 93mm bore £1975-00 JCENG632K Dry sump £3250-00 TDC MARKER
46cc protrusion volume, to suit standard type straight Other specifications available to order To suit our Super damper.
port heads or our 4.2 wide angle heads with a JCENG644 £4.95
minimum chamber diameter of 83mm.
Replacement rings, pins and clips
available, please state diameter and
width when ordering.

+44 (0) 1543 472244 © Denis Welch Motorsport 2016