Bad Ass Mod Zenoah 260 PUM

This our new BA modified Zenoah 260 small block marine motor .
Manufacturers: MRCM , Zenoah
Manufacturer part number: MRCM -260PUM-BA
*
*
Call for pricing

We start with a 260 Pum and build from there .

Zenoah 260 PUM marine motor - 28mm stroke x 34mm bore = 25.4cc

  • 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 .
  • HP bearings .
  • Light flywheel .
  • Modify carb ./ stainless throttle shaft / billet cover / needle clamp
  • Billet isolator block .
  • Stainless bolts .
  • Install NGK sparkplug .
  • Dyno-test .
  • choice of carb - wt 257 / wt 1048

Please allow approximately 2 weeks build time .