about a 75 # weight difference between both sides.
You can tell by the heads. 5.7 has aluminum (silver) 4.3 has steel heads (darker grey or painted black.)
iron heads are about 48 lbs. each, aluminum heads are about 25 lbs. each
Yes there is. I would tell you what thay are, But I need to know the year and what size engine.
About 43 Lbs.
yes, iron block w/ aluminum heads.... ls1 has aluminum block and aluminum heads
Small block is around 575 and Big Blocks around 675. 454's are just a fuzz lighter due to bore larger bore size. Both weights are for all iron engines, block and heads, not aluminum heads or blocks. TL
Aluminum.
Aluminum
Heads are aluminum and block is cast iron
I think a hotter cam , aluminum heads and intake probably headers maybe that tougher block I've heard about . Its a much faster car .
There are a variety of places where one can purchase SBC aluminum heads. One can purchase SBC aluminum heads online on the eBay website, and other retailers as well.
The 4.0 liter OHV has cast iron heads , the 4.0 liter SOHC has aluminum heads