JE Pistons Forged Piston - 4.610 in Bore - Big Block Chevy (Set of 8) EBCDP31743C This is the 320mm diameter

This is the 320mm diameter version with a 43mm dish

DMR Digital operation allows you to take advantage of the latest technology

90 Degree Passenger Side Outlet

Welding recommended on cars running drag radials or slicks and faster than 11 second ┬╝ mile time

17" reverse rotation designDerale has been the leader in performance cooling for decades

JE Pistons Forged Piston - 4.610 in Bore - Big Block Chevy (Set of 8) EBCDP31743C This is the 320mm diameterProduct Description: Piston 4. 610 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 3. 0 cc Big Block Chevy Set of 8 With over 50 years of experience, JE Pistons is the leader in high performance forged pistons. JE Pistons has built a reputation that the competition can only follow. JE Pistons has a history of manufacturing the highest quality pistons and components that professional engine builders, race teams, and high performance enthusiasts alike