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Engine, Racing, 6.5 OHV, Modified Level 4
Engine, Racing, 6.5 OHV, Modified Level 4

Our Price: $860.00

Stock Status:In Stock


Select Piston/Rings

OEM Flat-Top
70mm Cast Flat-Top, 208cc [+$58]
Wiseco 2.675 2-Ring Piston & Long Rod [+$115]
Wiseco 2.675 3-Ring Piston & Long Rod [+$133]
Cast Flat-Top
Wiseco 2.756 2-Ring Piston & Long Rod [+$147]
Wiseco 2.756 3-Ring Piston & Long Rod [+$152]
Wiseco 2.815 2-Ring Piston & Long Rod [+$270]
Wiseco 2.815 3-Ring Piston & Long Rod [+$276]
Select Carburator

22mm Mikuni
28mm Flat Slide Mikuni - Methanol [+$125]
24mm Flat Slide Mikuni - Gas [+$81]
28mm Black Round Slide - Gas [+$37]
Valve Size

28mm Intake, 25mm Exhaust, Stainless [+$42]
Select Flywheel

Aluminum (Dyno PLV) Flywheel
6607 Small Diameter (Requires Starter Nut) [+$124]
Add Fuel Tank & Pump Options

Add Small Style Tank with Short Cap (Mini Bike) [+$30.6]
Camshaft Options

280-0611 with 37lb Springs (All-Around Cam - Mini Bikes & Snow Mobiles)
274-0211 with Dual Springs (Short Track Racing)
274-0607 with Dual Springs (High RPM, Max HP)
Piston, Rod, & Stroker Options

OEM Crankshaft (Stock Stroke)
.060 Stroker Kit (Balanced) [+$242]
.175 Billet Stroker Kit, Requires Wiseco Piston [+$390]
Additional Options

Add Billet Side Cover [+$142]

Extended Starter Nut for Handheld Starter (No Recoil) [+$23.1]

Description -
Modified Level 4 6.5 OHV Racing Engine
Serious Racing Only!

This motor includes:
  • Open Element Air Filter and Adapter
  • Removal of Governor
  • 22mm Mikuni
  • Choice of Welded Racing Cam
  • Racing Single or Dual Valve Springs
  • Oversized Stainless Valves
  • Billet Connecting Rod
  • Ported and Milled Head
  • Billet Roller Tip Rocker Arms
  • Chrome Moly Pushrods
  • Billet Guide Plate (except Hemis)
  • Stud Kit
  • Flat-Top Piston
  • Dyno Tuned and Tested
  • Billet Aluminum Flywheel
  • Advanced Timing
  • Race-Prepped Carb
  • Assembled and Ready to Install!
*All race engine orders may take up to 4-6 weeks before shipping.

Engine is set up to run on race Octane gas. Filter should be sprayed with K&N type oil, especially in dirt applications. Oil not included - click here. Some accessories and options are not installed and are shipped loose.

*We offer $10 off shipping costs for each engine if purchasing 3 or more. If shipping cost exceeds $130 in shopping cart, contact us for alternate freight methods. We can typically ship a pallet of engines for $130-$200, depending on delivery location.

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