VESPA PX DR /OLYMPIA 177CC RACING CYL KIT , CAST IRON BARREL 63MM DIA. 7 PORTS, STROKE 57MM , PISTON WITH CYLINDER HEAD

Fits Vespa PX125
-150/PE/Lusso/Cosa, 

LML 125/150 2 STROKE  and 3 port super sprint gtr gt 

Cast Iron/ 63mm Bore/ 7 Transfers/ 177.68ccm

Cast iron cylinder, 57mm stroke, 7 transfers, pistons with 2 piston rings, exhaust with additional auxilliary outlets, original DR cylinder head and gasket set included in delivery. The crankcase will not need modification in the first step, jets and ignition should be checked and optimized. Models with elestart will need modification of lower cooling fins.

TIP

PX   CARB JETTING GUIDE 

• CARB SI 24/24 
• EXHAUST -SIP ROAD 2
• IGNITION TIMING - STANDARD PX 125 E/EFL /DISC 18 degrees
• JETS- MAIN 110 TO 115 /BE3/AIR CORRECTOR 160/ PILOT  50-120
• MODIFY AIR FILTER  -DRILL OUT ABOVE AC JET
• NGK SPARK PLUG  BH7S /BH8S 
• FULLY SYNTHETIC  2 STROKE OIL 

Good budget cylinder  kit  

Requires 800 -1000  miles max for running in period .