ZL-1 / L88 427 TRW Pistons 12.5:1 Comp.
 

For sale... A new set of 427 TRW 12.5:1 compression open chamber BBC pistons .125 over, bore size 4.375. Pistons were removed from a 70 '512' block and have never been run. They are as new as can be, but not in the box. TRW Part Number is L2308AF. Price is $325. Email [email protected] Thanks, Kevin