What is a GP style piston?
This was taken from one of Wiseco’s reply to another question about the GP style pistons. “It is hard coat anodized in the ring groove, pin bore, and on the dome for extra wear resistance and protection against detonation. It is pinned on centerline and has not intake window.
Is Wiseco a good piston?
Absolutely. Wiseco pistons are among the finest powersports pistons available. Unlike most OEM or other aftermarket pistons, Wiseco pistons are forged in-house at their own manufacturing facility.
Can you use Wiseco rings on stock piston?
09. Will Wiseco rings fit my OEM piston? A. Wiseco rings and pistons are specifically designed and engineered to work together, and do not interchange with the OEM parts in most instances.
Do Wiseco pistons expand?
Wiseco’s detailed skirt shapes and profiles are very specific to each application. Some forging alloys expand more than casting alloys, but each Wiseco piston is designed with the proper installed clearance to produce the most power, least wear, and best seal at running temperature, for each application.
How much HP can Wiseco pistons handle?
Using input from today’s leading AMC engine builders, Wiseco has released both a flat top and reverse dome piston for both the 360 and 401 engines in popular oversizes. With thicker decks and optimized ring lands, these pistons will easily handle a 250 HP nitrous system with proper tuning.
Are Wiseco pistons forged?
Wiseco domestic auto and sport compact pistons are forged and machined in-house and receive a full compliment of power enhancing features.
Are all Wiseco pistons forged?
Wiseco is unique because we forge all of our own pistons in house, and produce all of our own forge tooling right here in the USA. This allows us to control all aspects of our manufacturing process from raw bar to skirt coating finished parts.
How are Wiseco pistons measured?
The piston must be measured at the bottom of the skirt, 90 degrees from the wrist pin hole to reach an accurate measurement. When measuring piston diameter, be sure you’re using the proper tools.
Should a piston move side to side?
As said it’s completely normal, side to side and front to back, as the head of the piston is smaller than the base, as it tapers small towards the top. This is to allow the top of the piston to expand with the heat fo the combustion chamber.
How tight should a piston be in the bore?
It should be three thousandths minimum. The fit of the ring in the piston may not allow the ring to fully collapse around the cylinder if the rings are checked out ok.
How much HP can Eagle rods handle?
The regular eagle “esp” rods are rated for 600 hp, but you can get away with a little more. The wiseco pistons can handle pretty much anything you throw at them.
Is wiseco made in China?
Hot Rods crankshafts are made in Taiwan -Wiseco crankshafts are made in China.