Per the tech manual, clockwise until it stops, then back 1 1/4 turns.
68.7cc the super is 72
With Stihl most Super models have a piston diameter that is 2 mm larger than the other version of the same model. The Super is still an AV otherwise as that stands for anti-vibration, which means that it usually has four shock mount buffers between the engine and handle
Stihl 38 Magnum only: Displacement: 72.2 cm3 (4.4 cu.in). Power: 3.6kw (4.8 hp). Weight (dry, without bar): 6,6 kg (14,6 lb). Bar: 40 cm (16 in) standard guide bar, optional 37, 45 and 50 cm (14.5, 18, 20 in). Noise: 113 db. Chain: 3/8 (9.32 mm)pitch, 1.6mm (0.063 in) drive link gauge. Fuel tank capacity: 0.68 l. Oil tank: 0.36 l. Spark plug M14.5x1.25, 9.5 mm (0,37 in). Maximum engine speed 13500 rpm, idle 2500 rpm. Regular 038: power: 3.3 kw, displacement: 66.8 cm3. Other data is the same as above.
Stihl 38 Magnum only: Displacement: 72.2 cm3 (4.4 cu.in). Power: 3.6kw (4.8 hp). Weight (dry, without bar): 6,6 kg (14,6 lb). Bar: 40 cm (16 in) standard guide bar, optional 37, 45 and 50 cm (14.5, 18, 20 in). Noise: 113 db. Chain: 3/8 (9.32 mm)pitch, 1.6mm (0.063 in) drive link gauge. Fuel tank capacity: 0.68 l. Oil tank: 0.36 l. Spark plug M14.5x1.25, 9.5 mm (0,37 in). Maximum engine speed 13500 rpm, idle 2500 rpm. Regular 038: power: 3.3 kw, displacement: 66.8 cm3. Other data is the same as above.
You did not say if 4 or 6 cylinder but here is what my service manual has 4cyl Champion RC12LYC .033-.038/ 6 cyl carb Champion RFN14LY 6 cyl fuel injected Champion RC9YC both 6 cyl gap .033-.038
Engine: Fan cooled STIHL two-stroke engine with specially coasted cylinder bore.Displacement: 72.2 cm3Engine Power: 3.6kw - 4.9 hpWeight of power unit: 6.6kgFuel Tank Capacity: 680cm3Chain Oil Capacity: 360cm3Mixture: 1:25 or 1:50 when using STIHL two-stroke engine oil.Electronic ignition system, dust-tight sealed.All position diaphragm carburettor with integral fuel pump.Bar Lengths: 40, 45 and 50cm
038%
.038
.038
.038
0.038
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