Chevy 427 Big Block Guide
The second generation of Chevy Big Blocks won’t ever be forgotten. In just 3 short years, the Mark IV Chevy 427 big block cemented its status as the bad boy on the block in the muscle car world. Ranging from the 390 horsepower, low-compression L36 to the 560 horsepower, race-derived L88, the Chevy 427 proved…
