Chevy 348 396 402 Hastings RACE Ductile Moly Rings 1/16-1/16-3/16 4.165" .040"

This listing is for a Hastings Tough Guy Premium Ductile Series piston ring set for Chevrolet 400 348 396 402, and Oldsmobile 425 455 V-8 engines requiring 1/16" compression rings and 3/16" oil rings. P/N 2M5529-040. Piston ring specs are as follows:

• TOP LAND: 1/16" - Ductile Iron, Plasma Moly Coated
  
• 2nd LAND: 1/16" - Cast Iron
  
• OIL RING LAND: 3/16" - Flex-Vent
  
• Bore: 4.165"
  

Hastings Premium Ductile Moly Tough Guy rings include top rings made of poprietary shell-mold, ductile high-tensile strength premium cast iron. They are coated with plasma moly impact-resistant alloy. The advantages of ductile iron are:

• Stronger and more resilient that gray iron
• Can withstand higher operating temps than gray iron
• Vistually unbreakable upon installation or under extreme stress
• Great for High Performance and Turbo-Charged applications