To make it fit, the LT1 bolt pattern had to be plugged (which you can see here) and new holes drilled for the standard 350 small-block intake pattern. See All 22 Photos 16.

Ideally, you will score a pair of LT4 cylinder heads—casting numbers (CN) 10239902 or 12555690—both 1996-'97 model year castings. There are six LT1 aluminum head castings, with all basically ...

All the LT1 crate engines are shipped as configured for use in a C7 ... plate, bolts) 12633987. Pace Performance. $28.97. Chevrolet Performance air cleaner package for MAF. 19301246. Summit Racing.

Chevrolet is making huge news today, revealing most all of the details about its new, fifth-generation Small Block V8 engine – dubbed LT1 – the very mill that will power the upcoming 2014 ...

Ideally, you will score a pair of LT4 cylinder heads—casting numbers (CN) 10239902 or 12555690—both 1996-’97 model year castings. There are six LT1 aluminum head castings, with all basically ...