Fits: Early 413,426 & 440
Fits: Big Block B Engines - Standard Size
Fits: Big Block B Engines - .010 in. Undersize
Fits: Big Block B Engines - .020 in. Undersize
Fits: Big Block RB Engines - Standard Size
Fits: Big Block RB Engines - 0.010 in. Undersize
Fits: Big Block RB Engines - 0.020 in. Undersize
Fits: Big Block, B/RB - Standard Size,
Fits: Big Block B Engines
Fits: Big Block RB Engine
