*When using the crankshaft as a 3-point support, please purchase the crankshaft support adapter (sold separately). *This product must be used in combination with SP Takegawa head kit, camshaft and cylinder kit. *This product cannot be used in combination with other products. *The crankshaft for this product is "R type".Please confirm the shape in the following detailed drawing before purchasing. *The target vehicle of this product differs depending on the SP Takegawa kit to be combined.Please confirm the applicable kit configuration and the applicable vehicle before purchase. *There may be changes in product specifications due to the manufacturer's reasons.
*Depending on the lot, the product may be delivered with the old price and label with the old JAN code before the price change.
■The new crankshaft lineup features an X-shaped connecting rod for light weight and high strength, and a 50mm stroke increase!!! ■SP Takegawa Bore & Stroke Up KitThe crankshaft has a 50mm stroke increase, which is used in 106cc and complete engines, and the X section connecting rod is used. This is a stronger type than the conventional one, and it is compatible with high spec engines such as 17R stage +D and Superhead 4V+R. ■Carved from forged material, X-section shape is adopted It is lightweight and strong enough, and its buckling stress diffusion and torsional rigidity are greatly improved. ■Strengthening the Journal Department A special bearing with a larger inner diameter is used for the crankshaft journal bearing. As a result, the shaft diameter of the journal section, where the stress on the crankshaft is concentrated, can be increased from 20mm to 22mm to increase the strength of the shaft.
Points of Attention
* If there may be an instruction manual included, it will be written in Japanese.
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