TOP PERFORMANCES TPR 86cc engine pack (kit, crankshaft, bearing) for liquid PIAGGIO (NRG, RUNNER ...)

High performance kit with aluminum cylinder, bar exhaust, 192/130 diagrams and 15: 1 compression ratio.

The Ø50mm kit in combination with the 44mm long stroke crankshaft offers 85cc of real displacement.

To be installed with a large carburetor, a racing variation, a variable advance ignition and the specifically planned TPR exhaust (special mounting flange between 51mm axis).

Delivered with its bearings and its spy joints.

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

Mounts on 50cc 2-stroke liquid PIAGGIO engine :

APRILIA SR
ARPILIA SR R

DERBI GP1
DERBI GPI OPEN

GILERA DNA
GILERA RUNNER SP before 2005
GILERA RUNNER SP after 2006
GILERA RUNNER

PIAGGIO NRG EXTREME
PIAGGIO NRG MC2 before 1997
PIAGGIO NRG MC2 after 1998
PIAGGIO NRGPIAGGIO NRG MC3 DD
PIAGGIO NTTPIAGGIO NRG Power DD
PIAGGIO QUARTZ
PIAGGIO ZIP SP after 2001
PIAGGIO ZIP SP before 2000

And other models ...