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PW50 National Motor Prep

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30.00 LBS
$50.00 (Fixed shipping cost)

Product Description

Pro Flo PW50's will run with the best modified ones and pass a AMA tear down

Our bikes are as efficent as possible allowing use of available power

Complete dissemble of motor

Motor cases are checked for casting flaws

Main bearing journals are checked for proper interference fit

Crankshaft is trued to .0005” or better and install with new highest quality AMA legal bearings and seals

Mainshaft and output shaft bearings are replaced with highest quality AMA legal replacements

Mainshaft and output shafts are reassembled with proper clearances

Clutch is inspected and reassemble with new OEM springs

New cylinder is supplied, honed and chamfered to our race winning specs

New piston installed with new bearing

Carb is cleaned and rejetted for our filter element and race fuel

Oil pump can be adjusted for premix if desired yet still produce enough oil to be legal 

If any parts are worn such as crank than there would be a additional charge

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