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Full Mod Zenoah 30.5

Manufacturer part number: MRCM -30.5-FULL
Quick overview This our fully modified Zenoah 30.5 marine motor .
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$595.00

We start with a 300 Pum and build from there .

Add a +2mm stroke crankshaft

Zenoah 30.5 marine motor - 30mm stroke x 36mm bore = 30.5cc

  • Modify the cylinder to get the correct head clearance .
  • Relieve & modify the piston .
  • Hand modify the exhaust / intake / & transfer ports .
  • Hand check all components for straightness & proper tolerences .
  • Hand fit & reassemble to our specs for your hull type .
  • Install zero drag seals .
  • Modify carb .
  • Install NGK sparkplug .
  • Dyno-test .
  • choice of carb - wt 257 / wt 1048

Plus other options .

Please allow approximately 2 weeks build time .

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Product description

We start with a 300 Pum and build from there .

Add a +2mm stroke crankshaft

Zenoah 30.5 marine motor - 30mm stroke x 36mm bore = 30.5cc

  • Modify the cylinder to get the correct head clearance .
  • Relieve & modify the piston .
  • Hand modify the exhaust / intake / & transfer ports .
  • Hand check all components for straightness & proper tolerences .
  • Hand fit & reassemble to our specs for your hull type .
  • Install zero drag seals .
  • Modify carb .
  • Install NGK sparkplug .
  • Dyno-test .
  • choice of carb - wt 257 / wt 1048

Plus other options .

Please allow approximately 2 weeks build time .

Additional information
Manufacturers: MRCM , Zenoah