SSickLS1SS

hey tech, i was just wondering what engine block i have in my SS and the number i got off the block doesnt match anything that i see online as far as casting numbers go. so im not really sure what i have. if anyone has any info that they can share that would be awesome
my casting number is : 122160802

RockinWs6

Yep it is something rare, for a SS anyways. Its 5.3 truck engine!










































HAHA just messin with ya

Rise of the Phoenix

iTrader: (27)

I have a ls6 block. You can tell by the block casting by the pasenger side head. Bullseye is a LS1 block and a rough cadting is the LS6 block.

2002 blue z28

iTrader: (1)

Also, on the LS1 block there will be two bulls eyes just behind the water pump in front of the intake manifold.

SSickLS1SS

hmm ill have to take a look at that tomorrow and see if its there. if its ls6 theres no bullseye?

Rise of the Phoenix

iTrader: (27)

Correct. It looks rough in regards to the casting.

Rise of the Phoenix

iTrader: (27)

So what's the verdict?

SSickLS1SS

couldnt get to it, busy with work, im going to shoot for this weekend

Always2Slow

iTrader: (8)

If your lucky you have an ls6 block.

Rise of the Phoenix

iTrader: (27)

I got one myself.

2002 blue z28

iTrader: (1)

Same here. Made the LS6 PCV swap a breeze.

35th SS

iTrader: (2)

try search.I have ls6 block on my 35th.nothing special or any performance gain with it except just better cooling passages.high oil pressure.