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Marine Engine -Product Line

320 PUM Clutch w/Hard Linkage


The NEW Zenoah 320 PUM..2016 Version Performance Tested, Reliability Verified


This latest engine has a new crankshaft/connecting rod combination, two bearings on the flywheel side and a new output side seal

  • 320 PUM, no carb...$220
  • Big Bore 1048 carb at time of engine purchase, add...$20
  • Big Bore 1107 prime ball carb at time of engine purchase..$35
  • 320 clutch assembly, choice of round or square drive...$128
  • Install pressure tap for water pump...$15
  • Aeromarine Throttle linkage for use with clutch...$15.95
  • B.H. Hanson throttle cable...$15.50

  • B.H. Hanson 320 motor mounts with throttle linkage...$55
  • B.H. Hanson 320 clutch mounts, specify mid mount or front mount...$48.50

B.H. Hanson Pro Mod 320 PUM with lightened piston, modified exhaust and intake port and timing, compression increase, head modification, 1048 Carb.   8+ MPH increase shown in testing over a stocker... $455

NEW BH Hanson Pro Mod 350 PUM with 2.5 mm Stroker Crank
with lightened piston, modified exhaust and intake port and timing, compression increase, head modification, 1048 Carb.
REAL TORQUE MONSTER - $575   This engine will only be available in modified form. 

320 PUM w/Cable Linkage



260 - 310 PUM Pro Modified


Modifications Include:

Adjusted Intake & Exhaust Timing, Enlarged Exhaust & Intake Window Areas, Enlarged Transfer Ports, M-Cut Lightweight Piston &  Balanced Flywheel - Shown with optional clutch, throttle linkage and motor mount.

  • 260 - Pro Mod - $410

  • 300 - Pro Mod - $445 

  • NEW 310 2+2 Pro Mod with 2mm Stroker Crank 30.5cc1048 carb, all Zenoah parts- $485

Charlie O - Ballistic
Rick R - Awesome Power!!
Sprint Cat 310 Video Below

JG V4 Hemi Front Intake/ Rear Exhaust Engine RTR




It's back by demand and has had a redesign with a 4 bolt crankcase, V4 top end, billet piston, billet motor mounts, EZ pull recoil, flex steel header, collet. Professionally assembled JG Billet engine with coils, 257 recommended carb, complete and ready to run.  "As Shown"  $1200




Complete Engine with J&G Top End Ready to Run


Zenoah 260 PUM ,balanced flywheel, mod piston 34mm JG top end , 1027 carb $540
EZ pull recoil add $15
Zenoah 300 PUM (29.5cc) with balanced flywheel, mod piston, 1048 carb 36mm JG top end, EZ pull recoil.  $555

Zenoah 20 PUM E.I.


This little powerhouse is smaller and lighter then other Zenoah PUM engines, but even in stock form , puts out about as much power as a 231 PUM.  It can use mounts made for a standard Zenoah PUM with easy modification, and the exhaust port bolt spacing and size is the same as standard Zenoah. It is supplied as shown with WT 811carb, velocity stack, RCXL ignition box with no rev limiter and EZ pull recoil which has the untrimmed starter pawl for easier motor mount fabrication and better engagement. $210

260 PUM, No Carb


260 PUM, 644 Choke Carb

260 PUM, 1027 Carb $198
260 PUM, 1048 Carb $205
270 PUM, Zenoah 1mm Stroker crank installed, 26.4cc, no carb...1/2 HP Gain with the addition of the stroker crank (maintains stock outward appearance) $225
270 PUM 1mm Stroker crank installed 26.3 cc, 1048 or 1027 Carb $245
300 PUM Factory installed 1mm Stroker  29.5 cc 1048 Carb $220
1mm Zenoah Stroker crank for PU engines $40
2mm Zenoah Stroker crank for PU engines $40
RC 1 mm Stroker Crank $44
RC 2 mm Stroker Crank $44
290 PUM Top End Kit $60
EZ Pull Re-Coil Kit $29