ChampCar Tech Desk

The tech desk is used to ask technical questions and is not to be used as a post race tech line or to phish for how others built their cars. Please reference the BCCR as most questions submitted to the TechDesk can be answered by reading the BCCR. You can download the BCCR here: https://champcar.org/web/rules.php
VPI requests require the year, make, model, trim level, engine size, engine HP, Drive type (FWD, RWD, AWD, 4x4), auto or manual transmission, car weight, and all options. Your request will not be answered if you do not include all of that information. You must use http://www.automobile-catalog.com for all of your information submitted. Include the link to the automobile catalog so we can quickly reference the data. If your car is not listed on that website, please link any website that has the info. If you do not include your research info above, your request will be denied.
Thank you.
The ChampCar Endurance Series Tech Team
ChampCar ChampCar Tech Desk Knowledgebase Engine & Cooling
2020-11-11 - Aftermarket Pistons
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2020-11-11 - Aftermarket Pistons

Q1.
What is the value of an aftermarket piston if kept at the same compression ratio?

Q2.
What would the points if you raised the compression?

A1.
You cannot use aftermarket pistons unless they are OE equivalent. Please submit the specs. on the desired piston to tech for pre-approval.

A2.
You can overbore to factory overbore specs but forged or higher compression performance pistons are not allowed

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Article Details

Article ID:
150
Category:
Engine & Cooling
Date added:
2020-11-12 03:26:29
Views:
716
Rating (Votes):
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