HOT RODS Stroker Crankshaft 2-Cycle Steel 4111 Requires Vertex long rod pistons and Vertex gasket kit when using OEM cylinder heads. Yamaha YFZ 350 Banshee 1987-2006 Yamaha YFZ 350 LE Banshee Limited Edition 2003-2004 Yamaha YFZ 350 MNH Banshee Maine & New Hampshire 1991-1997 (AMERICA) Yamaha YFZ 350 SE Banshee Limited Edition 2005-2006 Yamaha YFZ 350 SP Banshee Limited Edition 2006
Check fitmentOur price £690.29
Quantity 1 buys one assembly.
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Product details
Stroker Crankshaft Factory assembled and trued to OEM specifications Drop in replacement crankshaft requires no modification unless noted CNC machined and dynamically balanced to suit the increased stroke Add +2.00 mm to +4.00 mm of stroke depending on application Uses stock piston unless noted Main bearings not included Can be matched with Cylinder Works Big Bore cylinders to get significant displacement and horsepower gains Not re-buildable as the rods are shorter than OEM. Connecting rod side clearance is 0.45 mm - 0.85 mm. +4.00 mm stroker crankshaft increase with +5.00 mm longer rods makes up to 403 cc. Requires Vertex long rod pistons and Vertex gasket kit when using OEM cylinder heads. Kit Includes: • Crankshaft • Connecting Rods • Crankshaft Bearings • Labyrinth Seal
Supplier reference: H129
Manufacturer reference: 4111
Dimensions & specification
- Units
- Assembly
- Material
- 4140 Steel
- Displacement
- Up to 403 cc
- Type
- Stroker
- Riding Style
- ATV
- Product Name
- Crankshaft Assembly
- Color/Finish
- Steel
- Features
- Standard Crankshaft
- Stroke Length
- 29,00 mm
- Stroke Length Metric
- 29.00 mm
- Model
- 2-Cycle
Delivery & returns
UK standard delivery: 6–10 working days. In-stock parts dispatch within 2–3 working days.
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Compare your model, year and exact variant, then check the number on your original part.
Vehicle fitment
32 supplier-listed vehicle applications.
| Make | Model & variant | Year | Vehicle type | Vehicle ID | Variant | Market |
|---|---|---|---|---|---|---|
| YAMAHA | YFZ 350 | 1987 | 2GU | 28095 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1988 | 2GU | 28097 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1989 | 3GG | 28099 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1990 | 3GG | 28101 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1991 | 3GG | 28103 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1992 | 3GG | 28107 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1993 | 3GG | 28111 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1994 | 3GG | 28115 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1995 | 3GG | 28119 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1996 | 3GG | 28123 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1997 | 3GG | 28127 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1998 | 3GG | 28131 | Banshee | ALL |
| YAMAHA | YFZ 350 | 1999 | 3GG | 28133 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2000 | 3GG | 28135 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2001 | 3GG | 28137 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2002 | 3GG | 28139 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2003 | 3GG | 28141 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2004 | 3GG | 28143 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2005 | 3GG | 28147 | Banshee | ALL |
| YAMAHA | YFZ 350 | 2006 | 3GG | 28151 | Banshee | ALL |
| YAMAHA | YFZ 350 LE | 2003 | 3GG | 45433 | Banshee Limited Edition | ALL |
| YAMAHA | YFZ 350 LE | 2004 | 3GG | 28145 | Banshee Limited Edition | ALL |
| YAMAHA | YFZ 350 MNH | 1991 | 3GG | 28105 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 MNH | 1992 | 3GG | 28109 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 MNH | 1993 | 3GG | 28113 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 MNH | 1994 | 3GG | 28117 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 MNH | 1995 | 3GG | 28121 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 MNH | 1996 | 3GG | 28125 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 MNH | 1997 | 3GG | 28129 | Banshee Maine & New Hampshire | AMERICA |
| YAMAHA | YFZ 350 SE | 2005 | 3GG | 28149 | Banshee Limited Edition | ALL |
| YAMAHA | YFZ 350 SE | 2006 | 3GG | 28153 | Banshee Limited Edition | ALL |
| YAMAHA | YFZ 350 SP | 2006 | 3GG | 28155 | Banshee Limited Edition | ALL |