# Attention 5.3L LS1 People, Input Needed. **URL:** \ **Category:** PittSpeed Automotive\ **Created:** [April 15, 2010, 3:52pm UTC](https://forums.speedlife.net/t/attention-5-3l-ls1-people-input-needed/204868 "2010-04-15T15:52:01Z")\ **Posts on this page:** 1\ **Showing post:** 10
**Author:** ![Quik](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/quik/32/5979_2.png) [@Quik](https://forums.speedlife.net/u/Quik)\ **Post date:** [April 16, 2010, 8:08am UTC](https://forums.speedlife.net/t/attention-5-3l-ls1-people-input-needed/204868/10 "2010-04-16T08:08:25Z")
> [@X-box live gamertag thread\*\*edited with list\*\*](https://forums.speedlife.net/t/x-box-live-gamertag-thread-edited-with-list/22265/1212): > > Many people use the 5.3 because the block is iron and they can be found MUCH CHEAPER than the popular 6.0L. IMHO, if it was tuned well and not abused, there isn’t any real need for concern. Though, since it no longer has the original LS1 in it, I’d suspect it was abused and this motor was tossed in to make the car movable again. its in a older RX7 belive the car is from Tech and think its on ebay/craigslist --- _[View the full topic](https://forums.speedlife.net/t/attention-5-3l-ls1-people-input-needed/204868)._