I believe it is 3 gallon. Tank does have a couple dents in it (see pictures).
IF YOU'RE LOOKING FOR GOOD USED RACE PARTS SAVE ME IN YOU SELLERS AND CHECK OUT MY OTHER AUCTIONS! The item "Dry sump tank ump imca dirt late model 3 gallon peterson butlerbuilt rocket" is in sale since Thursday, April 11, 2019.
This item is in the category "eBay Motors\Parts & Accessories\Performance & Racing Parts\Auto Performance Parts\Chassis, Suspension & Brakes\Other". The seller is "njc_raceparts" and is located in Northville, Michigan.This item can be shipped to United States.