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Speed Pro | HellFire Ring Set for Blower, Turbo & Nitrous Applications
Engineered to thrive in extreme racing conditions. Manufactured from a specially hardened and tempered ductile iron material, they retain tension under the most brutal operating conditions including engines relying on mega doses of nitrous oxide, high boost turbos and superchargers. Tested and proven in Pro Street, IHRA Pro-Mod and NHRA Top Fuel & Funny Car. More Power. Higher Vacuum! Retains Tension! Greater Durability! Easier on Cylinder! Better Oil Control! Speed-Pro HellFire rings survive when the heat is on. Tested and proven in Pro Street, Pro-Mod and Top Fuel.
Part Type: Piston Ring Set
Bore Size (in): 4.000" + .005 Bore (4.005”)
Bore Size (mm): 101.600mm
Piston and Ring Oversize (in): .005"
Piston and Ring Oversize (mm): .127mm
File Fit: Yes
Gapless: No
Top Ring Thickness: 1/16"
Top Ring Material: Iron
Top Ring Facing Material: Ductile Iron
Second Ring Thickness: 1/16"
Second Ring Material: Iron
Second Ring Facing Material: Cast Iron
Oil Ring Thickness: 3/16”
Oil Ring Tension: Standard
Oil Ring Material: Stainless Steel
Manufacturer: Federal Mogul
Manufacturer's Part Number: R19100-5
Brand: Speed Pro
Weight: 2 lbs
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Set
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