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Mostly about rebuilding an all but dead Yamaha RD250LC
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Starting her up : Part 1

August 13, 2021 Raymond Briddock Leave a comment

I have run out of things to do without starting her up!I still need to check the shimming of the…

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Posted in: LC-Project

Throttle Cable : Oil pump cable the wrong length

August 8, 2021 Raymond Briddock Leave a comment

Not wanting to pay £100 for a genuine Yamaha OEM throttle cable, I did as so many others do, bought…

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Posted in: LC-Project, RD LC bikes

Engine : Setting up fuel and lubrication

August 7, 2021 Raymond Briddock Leave a comment

The engine is back in the frame, which is another milestone of sorts.The end is in sight, but let’s not…

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Engine : Rebuild : Top end

July 30, 2021 Raymond Briddock Leave a comment

The barrels have arrive from PJME with some nice new pistons.Good Job.Ports nicely chamfered in.Everything went together nicely with no…

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Posted in: LC-Project

Meanwhile : Carburettor clean and build

July 22, 2021 Raymond Briddock Leave a comment

Lets have a look at what I have as options.The donor bike came with a pair of RD400E/F (2R8-00) carbs,…

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Posted in: LC-Project, RD LC bikes

Exhaust pipes : Cleaning and reclaimation

Raymond Briddock Leave a comment

While not strictly part of “The Project” build, I thought this might be interesting to document. Having purchased a pair…

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Posted in: LC-Project, RD LC bikes

Meanwhile : Top end bolts

Raymond Briddock 1 Comment

While hunting out other items in the box of donor bike parts, I noticed that the top end bolts were…

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Posted in: LC-Project, RD LC bikes

Meanwhile : Tacho cable.

Raymond Briddock Leave a comment

It has been a 30 year mystery to me, why every LC engine I have ever had come my way…

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Posted in: LC-Project, RD LC bikes

Meanwhile: Footrests

July 13, 2021 Raymond Briddock Leave a comment

Footrests and hangers.The donor bike arrived without pillion footpegs, even though it had some when it was originally built. Rooting…

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Posted in: LC-Project

Meanwhile : Tank cleaning

Raymond Briddock Leave a comment

I have 3 available tanks, all known to have been repaired with quantities of pug some years ago. The donor…

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Meanwhile : Exhaust baffles

July 12, 2021 Raymond Briddock Leave a comment

The 4L2 exhausts I bought from an ebay seller, arrived without baffles. No problem I thought, I have plenty of…

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Posted in: LC-Project, RD LC bikes

Engine : Rebuild part 1

July 10, 2021 Raymond Briddock Leave a comment

Crank and joining the cases.The new crankshaft arrived in the post from RDLCCrazy today. it’s time to press on!I found…

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Posted in: LC-Project

Meanwhile, Left and right engine covers

June 29, 2021 Raymond Briddock Leave a comment

While awaiting a new crank, I can get on with assembling the left and right engine sidecovers.the donor bike sidecovers…

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Posted in: LC-Project

Meanwhile: Exhaust pipes

June 28, 2021 Raymond Briddock Leave a comment

I had not been fussed about exhausts so far, safe in the knowledge that I had a fine selection hanging…

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Meanwhile: Bodywork

June 23, 2021 Raymond Briddock 1 Comment

While I’m waiting on a new crankshaft to arrive, I sorted out the bodywork I’m going to put on the…

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Engine: Inspection and rebuild

June 22, 2021 Raymond Briddock Leave a comment

So the cases are clean, the internals are present, and it’s stopped raining, (not that that should make any difference!)It’s…

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Posted in: LC-Project

Engine : Teardown.

June 20, 2021 Raymond Briddock Leave a comment

Over the past few days, I have been dismantling the engine into it’s constituent parts.Firstly, the Left hand side, where…

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Engine : Donor bike evaluation

June 11, 2021 Raymond Briddock Leave a comment

I have not the slightest idea of the condition of the engine from the donor bike.I know it was a…

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Tank : Evaluation

Raymond Briddock Leave a comment

The tank which came with the donor bike is dented and scratched, but I know that when it was last…

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Posted in: LC-Project

Electrics : Alternative headlamp

June 5, 2021 Raymond Briddock Leave a comment

I want a headlamp which looks original, and doesn’t need a little black triangle on the glass to be legal…

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Posted in: LC-Project, RD LC bikes

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About This Site

Thoughts and musings from an early retired, self professed grumpy old man.

Interested in Motorcycles, Gaming, Science Fiction, and all manner of other stuff.

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