A dial indicator is placed between the lower retaining bar and the cutter head ... taken from a 350 Chevy block. However, Buehl will take only 0.025 inch of material from the cylinder bore.

Featuring a rock-hard cast iron block and cylinder heads, the L48 350 was made available on the Nova in 1968. The Chevy small block 350 was pretty much identical to the preceding 327 unit ...