Precision Karting  972-243-0714

GENERAL SPECS
• Model/Type: 124432 8001 01
- Displacement: 12.48 Cu. in -- 206 cc
- Slant, 30 degree Overhead Valve Design
- Dual ball bearing Cylinder
- Dura-Bore (tm) Cast Iron Cylinder Sleeve
- Bore: 2.6875/2.6885 in.
- Stroke: 2.2 in.
- Compression Ratio: 8.5 to 1
- Factory Timing: 23 degrees BTDC
- Recommended Oil capacity: 20 ounces
RACING SPECIFICS
• Nitrated Exhaust Valve
• Beefy rocker arm stud nuts
• Federal Mogal cam ground, barrel faced piston
• Chromed compression ring
• Walbro 'PZ' Slide carburetor
• Silicon beaded side cover gasket
• Rewind installed blower housing
• Die cast performance rod with rod cap dipper
• Induction hardened crankshaft pin journal
• Automotive style keepers
• Racing valve springs
• All new racing graphics and color

GENERAL SPECS
•Model/Type: 124435 8101-01
-Displacement: 12.48 Cu. in -- 200 cc
-Slant, 30 degree Overhead Valve Design
-Dual ball bearing Cylinder
-Dura-Bore^tm Cast Iron Cylinder Sleeve
-Bore: 2.6875/2.6885 in.
-Stroke: 2.2 in.
-Compression Ratio: 9.7 to 1
-Factory Timing: 28 degrees BTDC
-Recommended Oil capacity: 20 ounces

RACING SPECIFICS
• Dual ball bearing block
• Electric start
• Specially cam ground, barrel-faced,
  moly coated domed piston
• Chrome-faced top ring
• Dual valve springs
• 3-piece automotive-style keepers
• Dished valves
• Nitrided exhaust valve
• Cast aluminum manifold with rubber mounting flange
• Racing designed combustion chamber
• Green™ air filter
• D-shape intake port
• Premier™ clutch with quick change
  sprocket set (16-17 tooth)
• Billet aluminum rod
• Walbro™ round slide carburetor

GENERAL SPECS
Model/Type: 133230 8124 01
Displacement: 206 cc
Bore: 2.5615/2.5625 in.
Stroke: 2.438
Compression: 6.5 to 1
Factory Timing: 22 degrees BTDC
Recommended Oil Capacity: 16 ounces

RACING SPECIFICS
• New connecting rod with integral oil dipper   and larger radius I-beam.
• New fuel tank bracket and improved tank to bracket  connection (no more spot welds).
• Crankshaft with induction hardened crankpin and "slip-fit" PTO ball-bearing for wear resistance and easy cam timing.
• New oil impregnated bronze exhaust valve guide for long competition life.
• Revamped carburetor machining for uniform high- flow.
• New head gasket for torque retention and heat transfer.
• Longer high-strength head bolts for better control of head torque.
• New silicon-beaded crankcase cover gasket for oil control and torque retention.
• New upper retainer controls valve springs.
• "As Cast" block, head and crankcase cover reduces combustion deposit and debris collection on internal parts.

GENERAL SPECS
-Standard Bore/Stroke
-Standard seat sizes
-Accepts stock ignition, crankshaft, and valve train
RACING SPECIFICS
-356 T7 for strength, machinability, and weldability
-reinforced lifter bosses
-Angled ports for better flow
-Clearanced to accept up to a ½ inch stroke
-Reinforced ribs from the deck to the crankcase for additional rigity

Blockzilla, The standard in Jr. dragster and 'open' karts for racer wanting BIG power.  Blockzilla will accept all production and high-performance Raptor-based components.