// // Bore up piston kit[M19 Bore Up Piston Kit for ZC31S]SwiftSport(ZC31S/NA/High Compression) [139500-4650M] : MonsterOnlineShop - Autoparts for sale, We will ship our autoparts all over the world.



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Bore up piston kit[M19 Bore Up Piston Kit for ZC31S]SwiftSport(ZC31S/NA/High Compression)



It is a kit that increases the displacement of M16A engine from 1,586cc to 1,884cc.
We will change the bore diameter without changing the stroke volume and improve the power and torque in the whole area while taking advantage of the characteristics of the M16A engine.
Forged piston included in the kit has confirmed strength, shape and weight necessary for performance by 3 dimensional computer simulation.

* The photograph is a prototype.
* Head bolt is optional.


* ECU rewrite is required separately.
* Cylinder block processing is required for installation.
* Since this product is a product developed for competition, it can not be used on general public roads.
* When purchasing this product, you will be required to submit "Competition Parts Usage Pledge". Pledge is here 「ヘPDF
Displacement capacity: 1,884 cc (Normal 1, 490 cc)
Bore x Stroke: 85 mm x 83 mm (normal 78 mm x 83 mm)
* Compression Ratio: NA High Comp / 12.2 (Normal 11.1), Turbo / SC / 10.5 (Normal 11.1)
* Numeric value when combined with M16A Complete Head


Add to Cart:

    Model: 139500-4650M

    $1,534.46



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