Dyno Cams 255 Grind for Predator 224cc or Tillotson 224cc
Dyno Cams 255 Grind for Predator 224cc or Tillotson 224cc

Dyno Cams 255 Grind for Predator 224cc or Tillotson 224cc

Part Number:DY255-224
Manufacturer's Part Number:255-224
Availability:In Stock
Location: 0400.22.02, SR.1.B.7 ;
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Your Price: $118.95
Description
  • The 255 will increase RPM and works very well with a stock carb and stock valve size.
  • This cam is welded for durability and comes with a compression release for easy pull start.
  • The 224cc camshafts have .550" main journal sizes.
  • The cams have been clearanceD between the lobes and feature narrow lobes.
  • These modifications allow for rod clearance due to the 58mm stroke.
  • The compression release is also thinner to clear the 58mm crank counter weight.
  • These camshafts work with Harbor Freight Predator 224cc and Tillotson 224cc engines.

Specs
  • Engine: Harbor Freight Predator 224cc, Tillotson 224cc
  • Recommended Class: Mild Modified
  • Target (MAX) RPM: 7200
  • Spring Pressure (In / Ex): 18-22 lbs
  • Valve Lash (In/Ex): .003"
  • Ignition Timing: 32 Deg BTDC

Profile

Intake
Exhaust
Open
47.5 BTDC88.0 BBDC
Close83.5 ABDC

45.3 ATDC

Lift.254".254"
C/L106.0 ATDC110.0 BTDC
Dur @ 50:236.1 Deg236.0 Deg
Dur @ 200:115.0 Deg114.5 Deg

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