Here is the cast iron top end with high compression cylinder head from DR Racing .
A complete kit for very good engine performance and reliability.
Its displacement reaches 74.60cc precisely for a bore of diameter 47mm with a cylinder equipped with 6 transfers, intake revised upwards compared to the model with 3 transfers.
Its stroke is 43mm with a compression ratio of 1:10.7. In short, a top engine ideal for a quality rebuild.
Comes complete as presented.
As an option, we offer a stage 1 preparation. This preparation involves modifying the exhaust ports and ports by increasing the flow diagrams and improving the duct. This increases cylinder performance. This modification also includes an improvement to the piston and lower skirts. Please allow a little extra time for this preparation!
Installs on:
PIAGGIO APE 50 2T 09 11
PIAGGIO APE 50 2T 12 17
PIAGGIO APE FL - FL2 50 2T 89 95
PIAGGIO APE FL3 EUROPA 50 2T 96 99
PIAGGIO APE MIX 2T 50 2T 98 08
PIAGGIO APE P 50 2T 80 85
PIAGGIO APE RST MIX 50 2T 99 03
PIAGGIO APE TM P 50 2T 85 89
PIAGGIO VESPA FL 50 2T 90 90
PIAGGIO VESPA FL2 HP 50 2T 91 97
PIAGGIO VESPA N 50 2T 89 90
PIAGGIO VESPA PK 50 2T 82 84
PIAGGIO VESPA PK XL 50 2T 85 88
PIAGGIO VESPA PK XL RUSH 50 2T 88 89
PIAGGIO VESPA SPECIAL-LR 50 2T 67 82
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