TBParts - 141cc Big bore kit
14mm Pin

Vital Information
Price	$163.99
Part No	TBW9067
Location	220C
Stock Level	3 Left

141cc High Compression Bore Kit - 120cc / 138cc Engines

Meets or Exceeds OEM Specifications.

Key Features:

Lightweight all aluminum cylinder with steel liner (78mm tall)
Cast in mounts on cylinder for aftermarket skid plates
Oversized cooling fins on cylinder for efficient heat dissipation
High compression 57mm piston with rings, pin, & clips (14mm wrist pin)
Head and Base gasket kit

Application:

SDG Pro mini
Other Pitbikes and engines with 52.4 x 55mm engines with 14mm wrist pin
2018 Vader/Boom/Boadiao 125CC

This will make a huge difference in performance over your stock setup and is a very quick and easy upgrade.

NEW Bigger dome piston, for use with Lifan 27mm/23mm Heads and TB 30mm/23.5mm heads only

Recommended:

Sta-bil fuel stabilizer - W-57-1129

Kit Includes:

TBW0601 - 78mm tall Cylinder
TBW0424 - Gasket set
TBW0824 - Piston

Note: This kit is NOT for 69mm tall cylinder engines and ONLY fits 78mm tall cylinder engines

(4 Reviews)

Since 2004, every purchase from TBolt USA includes access to technical support from our staff of experts and our online Pit Bike Technical Info Database!

We have all necessary support parts on hand.

Most orders ship same, or next business day, unless otherwise noted above.

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TBParts - 141cc Big bore kit 14mm Pin

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TBParts - 141cc Big bore kit
14mm Pin