Engine Technical Data Sachs 200 type AZL-R For Messerschmitt KR200

Type Air-cooled single cylinder two stroke engine Transfer port type Schnuerle loop scavenging Cylinder bore dia. 65mm Piston stroke 58mm Cylinder volume 191cc Compression ratio 6,3 : 1 Power output 9,7 hp at 5250 rpm Gearbox Four speed integrated gearbox Clutch Four plate oil bath clutch Neutral selector Hand operated lever and cable Starter system … Read more
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Engine Technical Data Sachs 200 type AZL

Type Air-cooled single cylinder two stroke engine Transfer port type Schnuerle loop scavenging Cylinder bore dia. 65mm Piston stroke 58mm Cylinder volume 191cc Compression ratio 6,3 : 1 Power output 9,7 hp at 5250 rpm Gearbox Four speed integrated gearbox Clutch Four plate oil bath clutch Neutral selector Hand operated lever and cable Starter system … Read more
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Barrels

Originally, the SACHS 200 engine had 10,2 HP and for Messerschmitts it was later reduced to 9.7HP. The reason for this change was that at 10.2HP it was in a higher insurance category in Germanyand thus raised the cost of insurance for everyone with a car above 10HP. You can differentiate the weaker barrels as … Read more
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Measuring pistons and re-boring clearances

Two-stroke engine pistons often run hotter than similar capacity four-strokes because the working strokes are doubled. Exposure of the exhaust ports and contact with hot eases leads to further increases. The heat expansion is therefore greater than with the four-stroke-engine. Greater assembly tolerances are required for pistons. gudgeon pins and piston-rings. to compensate for the … Read more
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Crankshafts

Exchange Crankshaft Part No. 0003-Siba 0004-Bosch This part was originally developed by Messerschmitt Club Deutschland some years ago and includes many improved features not available on the original. These are aimed particularly at improving the reliability and durability of the various moving parts. Only the counterbalance weights are re-used from the original crankshaft, all other … Read more
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Exhaust Notes

Many Messerschmitt owners will have experienced the alarming increase in exhaust noise that is evident when the nut comes loose. It is extremely difficult to tighten with the engine in place and often the only resort is to tighten it with a screwdriver and hammer. Invariably, this damages the nut. Most service work on the … Read more
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