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Bore Scratches

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Old 11-05-2017, 05:20 AM
  #61  

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More work on the head , cleaned and valves being reseated , lots of cleaning before assembly as everywhere is full of grinding paste !,,, not good if any of that remains and lands up in the oil.
Old 11-05-2017, 09:48 AM
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Don't forget , exhaust seals have black tension springs and inlet silver
Old 11-13-2017, 10:34 AM
  #63  

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W

Gaping piston rings , time consuming to get right

Each ring is pushed into the bore square and striaght using a piston with a ring in the bottom groove so the ring lands up about 20mm down the bore , then you measure the gap with feelers and lots of messing with the grinder until you get the,correct gaps , slowly slowly catchie,the monkey !!! Then make sure there aren’t any burrs on the ground ends.
Old 11-13-2017, 11:37 AM
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What gap did CP suggest in going FI ?
Old 11-14-2017, 11:04 AM
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Noodles , sorry can’t answer really , the sizes have been a bit of a mission for toby , I think there are 3 different sizes required depending the location of the ring.
He found that CP didn’t want to enter into a conversation about gaps vis a vi application and just referred back to the standard data they supply, so that what Toby went for . The grinding process has to be done carefully in fact he had to buy a few additional rings in the end as he over did it initially. We also found that rings different ri nags vary by a considerable amount in hardness/toughness so even more required
Old 11-16-2017, 02:42 AM
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Lovely work! be well worth it in the end
Old 12-04-2017, 11:51 AM
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New oil jet bolt on left
Well toby made more progress today , all four rods and piston assemblies now in.

also note the difference in oil jet bolts , this engine hadn’t been upgraded under warranty , the new ones have 4 holes the old 2
Old 12-05-2017, 12:46 PM
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The oil pump chain tensioner comes with a nifty little clip that keeps the the tensioner compressed until your ready and it’s all assembled , pull the clip off , bingo chain tensioner.


Honda bond , quick work again squirt it on assemble all in five mins , we did this together twirling in the bolts finger tight then torquing them tight.


Black links on chains all to do with timing marks and positions


More progress today , this after noon Toby fitted the new cam chain, guides and sundries along with the oil pump chain and guides.

The the horrid Honda Bond and on with the cover ! All bolts torqued up. Sill all very clean except the out side of the cover bit grubby really , but it is intended that the outside of the engine gets a coat of paint.
The following 3 users liked this post by CHIPPO:
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Old 12-07-2017, 12:19 AM
  #69  
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This is so cool and interesting to see, wish i had the knowledge to attempt to do this myself
Old 12-08-2017, 04:38 AM
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I’ve got engine envy



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