09/21/2026
Our Trx90 Gen2 pistons have arrived!!!. These are for our 54mm and 56mm stroked setups. We took the feed back and did several inspections on used units and made changes we felt were needed.
More Power✅️
Better Ring package and increased ring life✅️
Specific clearances changed allowing for higher temps for those absolute mudders. ✅️
Works with both Racehead and V2 heads.
They are on the website
arpowersports.net
V2 gasket kits back in stock.
Racehead gasket kits still out but you can use v2 kits along with oem seals for tappet covers, cam cover, right side cover, and top cover.