SIP Long Stroke Crankshaft 60mm 105mm Rod 15x19x20mm Bearing
for PIAGGIO VESPA COSA 1 VLR1, VESPA COSA 1 VNR1, VESPA COSA 2 VLR2, VESPA COSA 2 VNR2, VESPA GTR VNL, VESPA PS VBX1, VESPA PX , VESPA PX E VLX1, VESPA PX E VNX, VESPA PX VLX1, VESPA PX VNX ...
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The SIP PERFORMANCE long stroke crankshaft represents engineering excellence for Vespa enthusiasts. Specifically designed for models such as Vespa 125 GTR, 2/TS, 150 Sprint V 2, Super 2, P125-150X, PX125-150 E, Lusso, MY, and Cosa, this component is ideal for those looking to maximize the performance of their scooter.
With a stroke of 60.0 mm and a connecting rod of 105.0 mm, the crankshaft features a rotary disc valve that ensures optimal fuel and air flow, enhancing engine efficiency. The race connecting rod and the connecting rod bearing, with dimensions of 15x19x20 mm, are designed to withstand high stresses, ensuring exceptional durability.
The precise design includes a piston pin of 15 mm and a cone of 24/25 mm, while the seal and bearing seat on the alternator side are 24 mm and 25 mm, respectively. The thread on the alternator side is M12x1.25, facilitating installation and compatibility with various models. Finally, the timing of 125/-5 at TDC and fine balancing contribute to smooth operation and high performance, making this crankshaft a fundamental element for any tuning project.
