3 0 GMC 6.6 Engine for a GM 6.6 $1,250 USD 400 Small Block Runs Good, 40PSI,180-190 Compression ConditionUsedFits To Make(s)GMFits To Model(s)6.6Stock NumberR11330320 MLS Number13362829CategoryEngines Last Updated1/24/2025 LocationSpokane Valley, WA, US Sold BySpalding Truck Parts (833) 432-___ SHOWNUMBERCall Seller Email Seller Save More Info