What size plug goes in this hole
#2
TECH Addict
iTrader: (3)
11588949 should be the GM part number, not sure on the size
https://ls1tech.com/forums/generatio...lley-plug.html
I'm assuming you mean for the stock blocks, your pic is some crazy billet one.
https://ls1tech.com/forums/generatio...lley-plug.html
I'm assuming you mean for the stock blocks, your pic is some crazy billet one.