Custom Pistons Order Form

In order to manufacture pistons to your unique specifications Arias must have a number value in each field that requires a measurement. Please do not use the terms "stock", OEM, etc. in these fields.


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Fill out the order Form below

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* If the compression height is not known, Arias needs the block height, stroke, rod length & deck clearance.

* To calculate compression ratio, Arias needs bore, stroke,head gasket thickness,deck clearance and combustion chamber size (the combustion chamber size is located in the Cylinder Head information section below).
Pin Specifications

Arias Pistons reserves the right to choose the appropriate pin length if supplying pins
Application Information
Engine Specifications
Axial Ring Widths:
Radial Ring Widths
Camshaft Specifications
Pocket Depth Desired (If Known) Measured Vertically From Piston Deck.
For Maximum Compression Situations, The Following is Needed:
Cylinder Head Information
Account Information
Billing Information:
Shipping Information:

All new accounts require a deposit by Check/Wire Transfer/Credit Card. All orders outside the continental US require 100% prepayment.

Return Policy: Custom pistons are returnable only for defects in workmanship or materials in the as-received condition. Under no circumstances will parts be returnable after 90 days. Please check packaging for complete details regarding Arias' return policy. All returns require a "Return Materials Authorization" (RMA) number, available from the Arias sales department. (310) 532-9737 Attention: Before clicking SEND, review this order form making sure all information is correct. Please print a copy of this form for your records. ARIAS will make every effort to manufacture these pistons to your specifications. ARIAS PISTONS reserves the right to make adjustments to the design as required to fit within our manufacturing capabilities.

Please confirm that you have read and agree to the terms of this order form by typing the word " yes " in each box.