477.07 USD (70,873 JPY)
Delivery Information
This item is discontinued.
Product detail
[Material]
Piston: Cast aluminum
Displacement: 143cc
Bore Diameter: 56mm
Stroke volume: 57.9mm (Stock)
Compression ratio: 11.2: 1
* This is a closed course only.
*When installing the connecting tube, it is necessary to enlarge the diameter of the mounting hole of the stock air cleaner box.
*The FI CON2 included in the kit is for GROM (JC61-1300001-) and MSX125SF.
*Cannot be used for GROM (JC61-1000001-1299999) and MSX125.
*The FI Controller 2 is only for vehicles equipped with a big throttle body.(Not available for stock throttle body vehicles.)
*Please do not install the aftermarket ignition system at the same time because it becomes a cause of the malfunction and the product breakdown by the increase of the radiation noise accompanying the ignition voltage increase.
*Depending on the lot, the product may be delivered with the old price and label with the old JAN code before the price change..
Stage Big Bore Kit 143cc (with sports camshafts), Big Throttle Body Kit, FI CON2 (injection Controller for Big Throttle Body) and spark plugs are included in this kit.
This is an all-in-one package that includes items that bring out the performance of the e-stage big bore kit.
■e stage big bore kit 143cc
This is a big bore kit which can change the displacement from stock 124cc to 143cc by changing the cylinder and piston.
The cylinder is the same as the stock steel cylinder.Black paint
An oil outlet is provided for oil to be taken out to the oil cooler.
The oil plug bolt can be fitted with an M5 temperature sensor, and if oil is not extracted, a SP Takegawa compact LCD thermometer kit with M5 temperature sensor can be installed to measure cylinder temperature.
■Sports Camshaft
With the optimum profile to maximize the performance of the stock cylinder head, the output performance in the high RPM range will be improved even when installed on the stock engine.
When the decompression parts are removed from the stock camshaft and assembled to the sports camshaft, it becomes an auto decompression mechanism.
■Big Throttle Body Kit (Connecting Tube Included) (For Stock Cylinder Head)
It maximizes the performance of the stock cylinder head and achieves high output.You can enjoy the engine characteristic which turns without stress to the high RPM range.
Big throttle body Bore diameter: 34mm dia
Includes connecting tube to connect to stock air cleaner box.
■FI Controller 2 (Injection controller for big throttle body)
This is an injection controller developed by SP Takegawa, which can be easily changed by switching the rotary switch on the main unit without the need for troublesome data input by PC.
The Big Throttle Body and SP Takegawa's custom parts are set up in the same time, and various 3D correction maps are built in.
In addition, the built-in correction map can be fine-tuned by using the rotary switch on the main unit.
The rev limit speed is also 11,500rpm which is higher than the stock ECU.
The FI Controller 2 comes with a dedicated harness COMP. and can be installed with minimal wiring modifications.
Points of Attention
* If there may be an instruction manual included, it will be written in Japanese.
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