# New products in stock

**URL:** <https://forums.speedlife.net/t/new-products-in-stock/131166>\
**Category:** Vendor Marketplace\
**Created:** [January 30, 2010, 5:52am UTC](https://forums.speedlife.net/t/new-products-in-stock/131166 "2010-01-30T05:52:35Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![NewfoundlandDude](https://avatars.discourse-cdn.com/v4/letter/n/9fc348/32.png) [@NewfoundlandDude](https://forums.speedlife.net/u/NewfoundlandDude)\
**Post date:** [February 11, 2010, 1:44pm UTC](https://forums.speedlife.net/t/new-products-in-stock/131166/11 "2010-02-11T13:44:06Z")

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> [@Need Advice: Thinking about buying this car...](https://forums.speedlife.net/t/need-advice-thinking-about-buying-this-car/25964/19):
>
> I want to bring in some Cometic head gaskets for your cars. I am told there are three versions for SR20DET because of differences in the water passages? Is this correct? Is there a COMMON one?

There is a difference.  
I only know of two, which would be the S14 SR20 with VTC and S13 SR20 without VTC. The heads are not interchangeable.

S13 comes in red top & black top (black top being newer, not sure on the years), maybe that’s the other difference to make up the 3?

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