oldvelo | 30/10/2019 20:38:18 |
297 forum posts 56 photos | Hi Comparing the two creations shown is that the motors rotate in opposite directions. With a single cam on the camshaft. Clockwise or Anti Clockwise driving dog and crank handle available from the factory. |
martin perman | 30/10/2019 20:56:44 |
![]() 2095 forum posts 75 photos | you will also notice that the carburetor and exhaust swap places, the governor linkage is different and you require a reverse rotation magneto. Martin P |
not done it yet | 31/10/2019 05:37:30 |
7517 forum posts 20 photos | Not forgetting that the dipper, for lubrication, must be fitted facing the other direction... likely inlet and outlet valves may be different materials? Don’t know about the magneto, but would certainly be needed to be reset for opposite rotation, especially if it includes an impulse coupling for improved spark energy at cranking speed. |
oldvelo | 31/10/2019 06:35:26 |
297 forum posts 56 photos | The engine used clockwise rotation as a standard, but some Anti-clockwise engines were factory produced. The exhaust and inlet is the same on both engines. I used a Lister D on a shearing plant in the 1950's no impulse magneto drive fitted.
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martin perman | 31/10/2019 08:52:33 |
![]() 2095 forum posts 75 photos | Gentlemen, NDIY, the dipper stays the same, the inlet and exhaust are identical and the reverse rotation magneto is different internally to obtain the best spark, Listers used a few impulse magneto's for trials but stuck with non impulse mags overall. oldvelo, Listers built many reverse rotation engines along side standard engines on the production line to suit customers needs. Martin P |
Nigel McBurney 1 | 31/10/2019 10:20:08 |
![]() 1101 forum posts 3 photos | One amusing thing can happen with Lister Ds ,there is a parrafin (kerosene) version ,there is a vapouriser built into a small manifold where the exhaust exits the block ,the carb is also mounted on this vapouriser block to get maximum heat from the exhaust the inlet and exhaust passages CROSS over in cast passages in the vapouriser block,so carb and exhaust are in effect swapped over from their normal positions.Friend restored one of these engines and when he timed the valve gear he took the inlet valve to be inline with the carburretor when in fact he had timed it to the exhaust valve,took an awful lot of winding before he realised it was the exhaust valve in line with the carb. Years ago probably 50 there was an article in MOTOR CYCLE SPORT magazine with photos of a motor cycle with front and rear wheel drive. |
thaiguzzi | 31/10/2019 14:42:18 |
![]() 704 forum posts 131 photos | Posted by Mike Poole on 26/10/2019 22:06:51:
This looks like a bit of fun to have with a stationary engine, seems ideal for anyone with steampunk interests as well. Mike
Magnificent! |
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