WHAT DOES JDM TOYOTA 2JZ GTE VVTI FOR SALE MEAN?

I bought my to start with 2JZ swap device from JJSmotors in June 2022. They emailed the engine specs and compression final results, assuring me I was getting prime shelf motor. Nicely. They didn’t lie. I’ve received the photographs to confirm it . Lord understands I have never viewed a employed motor this clear.I brought a motor for my son Jeep