Walneck's Classic Cycle Trader - April 2008 - (Page 39)

SPECIAL FEATURE STORIES “MORGO” EQUALS MORE GO! Begin by securing the cycle and then removing Set the head aside now but don' t forget to clean the gas tank. Next, depending on your model and it well and remove any carbon build up inside of year, you' ll need to clear the area around the top the head. Also, check the sealing surface of the end. In my case this involved removing the coils, head. It must be perfectly flat. This can be checked carburetor, intake manifold and exhaust system. with a thick pane of glass. You can also use this You don' t need to completely disconnect all parts, glass to which you glue 400 grit emory cloth to just get them out of the way. resurface minor imperfections on the head or take the head to a good machine shop and let them skim it. Next up is removing the head steady hardware attached to the rocker boxes. If you don' t find Before going further, pull off these pieces, now you know why the engine seems the drain tubes if they are still to vibrate so much. With these off, remove the attached to the lifter blocks in rocker boxes. Always remove the the head and then secure the small rocker box screws lifters. Wedging a small piece first and then install of rubber hose between them them last or the valve works fine. In any event, you spring pressure can don' t want to forget this or pull the fine screws you' ll soon be searching right out and require for at least one lifter hidthread repair. Check the ing deep inside the small holes anyway because they are often tal engine somewhere. ciden nt ac damaged. I had to shoot a preve ock. can head ylinder bl f the c Now you can remove Helicoil into one even after top o d off the the ag on it' s pulle the cylinder nuts and pull off removing the rocker boxes g a r when pin Wrap damage the jugs. Maybe. Sometimes, correctly. these can be stuck on and very resistant to removal. Remove Head Again, do not pound or and Cylinders pry on the fins. Did you ever wonder where all Next we remove the those broken cylinders head hardware and this will and heads on Ebay vary according to bike but is come from? Don' t easy to do for all. Be very add to the pile. Also, careful to clean each bolt and - do not pry between op thread before reinstalling. With lly dr ly denta f the cylinder and t acci st love to ven the bolts off, we can pull off the to pre n clips ju m! e hown rist pi case, or you' ll et th as s head. Often it' s on tight owing to ning motor. W e. Don' t l e ope damage the soft alloy engin e cas nside the he carbon and gasket cement on the ut th i side t Pad o omething out in case that will require decking the ng s ff to hide push rod tubes. You can give it a pi o case surface or enduring a bad oil leak. few knocks with a rubber hammer but be gentle with the fins; they can easily be broken. If I' m working on an engine still on the bike, I put a rag over the top of the head as shown in the photo to prevent accidentally damaging the cylinder head against the frame while I play tug of war. When I get a real tough stuck cylinder situation I like to use a skyhook. This requires having the bike on some sort of hydraulic lift. Attach at least two head bolts fully into the cylinder block on each side. On each bolt attach a thick washer and piece 2008 WALNECKS.COM I WALNECK’S CLASSIC CYCLE TRADER® I APRIL 39 http://WALNECKS.COM

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Walneck's Classic Cycle Trader - April 2008 Contents American The Buzz w/ Buzz Walneck Jerry Greers Engineering Biker of the Month NEW H-D Museum "Board Track" 1972 Harley-Davidson XLCH 1000 "Morgo" Equals More Go! Gelbke Auto-Four Motorcycle Tips w/ Mike Brown Bench Racing w/ Mark Zimmerman Events Listings & Advertisements British 1968 BMW R60 US Snorting Norton European Mid-American Auction Recap By Somer Hooker 1936 BSA Y36-13 750cc w/ Sidecar Japanese 1967 Bridgestone 175 Scrambler Competition Motorbikes & Scooters Memorabilia Antique Cycle Clubs Biker Quiz Parts, Accessories, Want Ads How to Place a Word Ad How to Place a Photo Ad Area Code Directory How to Subscribe Let Us Help With Your Event

Walneck's Classic Cycle Trader - April 2008

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