The Sea-Doo JE piston set is an off-the-shelf piston kit that combines JE’s premium features with the latest, industry-first technology. With a number of high-end features, this unique JE piston set improves strength and performance in the engines.

Watercraft racing and performance need pistons that can withstand the challenges of racing on the water. With a range of available pistons, Euro Export Inc. Distributor has your PWC covered, whether you need to increase the compression, enhance durability, or boost performance. The Sea-Doo JE piston set includes 3 pistons, 3 sets of rings, 3 piston pins, and 3 piston clips.

Our custom line has long been the preferred choice for racers who require the highest level of piston technology and performance in their engines since it allows builders the opportunity to specify their pistons exactly how they need them.

The Sea-Doo JE piston set is preferred by custom engine builders and performance enthusiasts because it is highly durable and can be quickly modified to fit any configuration, which is crucial in engine tuning. The manufacturing technique applied in the making of this piston makes it stronger. The molecules of the alloys are compressed during the forging process, creating a denser surface area and making it more durable.

The Sea-Doo JE piston set can give a high compression ratio inside the engine, allowing the engine to rev higher and produce more power. Because it has features like excellent wear resistance, fatigue strength, and a high coefficient of thermal expansion that are essential for performance-oriented engines, the majority of watercraft employ this piston.

The Sea-Doo JE piston set will be beneficial for an engine modification that is modified to produce more power because of the high abuse tolerance that allows the engine builder or tuner to make small tweaks to improve engine performance. Most certified engine builders will agree that using this piston will improve the performance of a high-compression engine designed for speed.

Engines that have been modified are under more mechanical stress and must rely on strong parts made to withstand a lot of abuse. Any desired modification to the engine will benefit from the performance points produced by using the Sea-Doo JE piston set in the engine setup.

Standard (STD) pistons for Sea-Doo 300 1630cc ACE

Set includes 3 pistons, 3 sets of rings, 3 piston pins and clips all manufactured by JE Pistons.

Piston type: flat top

Net piston volume: -13.9

Bore: 3.937 (100.00mm)

Dish depth: .060 (1.52mm)

Comp. dist: 1.228 (31.19mm)

Intake: .260 (6.60mm) 18 deg

Exhaust: .246 (6.25mm) 18 deg

Valve pocket depth measured from deck



Groove Width Land Width

Top: .0383 (.97mm) .275 (6.99mm)

2nd: .048 (1.22mm) .140 (3.56mm)

Oil: .0795 (2.02mm) .090 (2.29mm)



Radial Depths

Top: .137 (3.48mm)

2nd: .177 (4.50mm)

Oil: .115 (2.92mm)



Pin dia: .866 (22.00mm)

Pin length: 2.250 (57.15mm)

JE .063 Wire Locks

Actual weight: 431 grams



IMPORTANT CLEARANCE INFORMATION GUIDELINES ONLY.

Set clearance to .0035 (.0889mm). Some applications may require more clearance. Measure piston diameter .275 (7mm) from bottom of piston skirt.

Applications: Sea Doo RXP-X/RXT-X 300 1630cc ACE