Engine Pro Performance Racing Rings 43M5507

Engine Pro Performance Racing Rings 43M5507 Specifications

• Size: STD
• Bore Size: 3.9375
• Sold in a Set of 8

Applies to:

• 5/64"- 5/64"-3/16" Standard Tension

Description:

None

• PREMIUM DUCTILE PLASMA MOLY
• Shell molded
• High tensile strength
• Withstands extreme temperatures
• Virtually unbreakable
• Impact resistant plasma moly alloy
• TOP RING: DUCTILE IRON, PLASMA MOLY
• SECOND RING: CAST IRON, REVERSE TORSIONAL TWIST
• OIL RING: FLEX-VENT