70cc Ø45mm PARMAKIT aluminum kit with 14mm axle for SACHS RS 503 504 long stroke


A complete high-performance high-end engine special for SACHS 503 and 504 with a 14mm axle with 2 transfers with a long stroke crankshaft.

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manufacturers : PARMAKIT

307,61 € 307.61 tax incl.

Availability: At home in 2 to 10 days

A complete set of rare and high-performance parts for the old SACHS RS long-stroke 503 and 504 motorbikes. This high-quality aluminum cylinder comes straight out of Made in Italy molds! It has 2 large intake transfers with a lubrication system internal to the cylinder and in accordance with its piston. The architecture and finish are of course excellent and upscale. A huge bar exhaust and high diagrams make this power unit a powerful asset for your 2 wheeler! The piston which accompanies this cylinder is a mono-segment model from VERTEX therefore of high quality. With its L-shaped segments it will offer you torque. It is also delivered with its overcompressed cylinder head which will allow you to make the best use of your engine all by starting from scratch. Clearly, an excellent quality / price / performance ratio to bring your SACHS back to life.


We recommend accompanying this kit with at least 17mm carburetion, cold racing spark plug, 100% synthetic racing engine oil, reinforced bearings and crankshaft, racing exhaust ....

This pack contains:

-Aluminum cylinder 2 transfers with bar exhaust

-Piston VERTEX mono-segment

-2 L segments Ø45mm X 1mm chromed steel

-Piston axis Ø14

-G piston clips

-Pack of engine gaskets




As an option we offer you a stage 1 preparation, this preparation is a modification of the channels and the exhaust port by increasing the diagrams and improving the duct, it increases the performance of the cylinder. An improvement to the piston and the bottom of the skirt is also included in this modification. Allow a little extra time for this preparation!

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