15-piece crankshaft bearing set incl. SKF bearings, oil seals, O-rings, cable grommets & 250 ml automatic transmission oil – suitable for Hercules Prima

If you want to properly reseal and reliably mount your 2-stroke automatic engine again, this 15-piece set is designed exactly for that. You get a complete crankshaft bearing, O-ring, cable grommet, and oil seal set – including 2 crankshaft bearings from SKF as well as a 250 ml bottle of Moped-Garage automatic transmission oil ATF-A, specially developed for classic 50 ccm 2-stroke automatic engines.

The set is designed for various Hercules Prima models (e.g., Hercules Prima 2, Hercules Prima 4, Hercules Prima 5) with engine types 504/1A, 504/1B, 504/1C. Ideal if you want to completely replace the crankshaft, shaft seals, and sealing points in the intake and air filter area of your Hercules Prima.

Scope of Delivery / Content (15-piece)

• 2x crankshaft bearings (brand SKF)
• 1x crankshaft oil seal left
• 1x crankshaft oil seal right
• 1x transmission shaft oil seal
• 1x cable grommet for 2 cables
• 1x cable grommet for ignition cable
• 1x intake manifold O-ring
• 1x air filter box O-ring (to carburetor)
• 1x bottle of Moped-Garage automatic transmission oil ATF-A, 250 ml (for classic 2-stroke automatic engines with 50 ccm)

Advantages & Highlights

• Precision-fit set for overhauling the bearings and sealing of the engine
• SKF crankshaft bearings for proven quality and reliable service life
• Complete package: oil seals, O-rings, and cable grommets in one set
• Including 250 ml ATF-A transmission oil – tailored for classic 50 ccm 2-stroke automatic engines
• Perfect for your Hercules Prima if you want to address leaks, secondary air, or worn bearings

Technical Details / Specifications

• Set scope: 15-piece
• Engines: 2-stroke automatic, 50 ccm
• Engine type: 504/1A, 504/1B, 504/1C
• Transmission oil: Moped-Garage automatic transmission oil ATF-A, 250 ml

Compatibility

Suitable for various models, such as Hercules Prima 2, Hercules Prima 4, and Hercules Prima 5 – but also for other vehicles with the mentioned engine types.

• Hercules: Prima 2/3/4/50
• Hercules: Prima 5s Mofa
• Hercules: Prima 25 6 2-speed (1979–1981)
• Hercules: Prima 25 G3 3-speed (1978)
• Hercules: Prima GT Mofa
• Sachs: Prima 5
• Sachs: Optima
• Sachs: Prima 5 S

Note on waste oil disposal (Waste Oil Ordinance)

Waste oil must be taken to a waste oil collection point after use. Improper disposal endangers the environment; the mixing of foreign substances is prohibited.

DANGER: R65, R67, R11, R36/38, R51/53.

Summary

• 15-piece set: SKF bearings, oil seals, O-rings, cable grommets
• Incl. 250 ml automatic transmission oil ATF-A
• For 50 ccm 2-stroke automatic engines (engine type 504/1A, 504/1B, 504/1C)
• Suitable for many Hercules Prima models