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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Diameter: 5/16"
Mech (Mechanical)/Hyd (Hydraulic): Hyd
Idle: Stock
Engine Pro Performance Nitro Black Race Rings 43SN8585 Specifications
Engine Pro Performance Ductile Plasma Moly Top Ring - Napier Second Ring 43M8505 Diameter: 5/16"Engine Pro Performance Ductile Plasma Moly Top Ring Napier Second Ring 43M8505 Specifications Size: Std, . 005, . 035, . 045, . 065 Bore Size: 4. 1250, 4. 1300, 4. 1600, 4. 1700, 4. 1900 Sold in a Set of 8 Applies to: 1. 5" 1. 5" 3. 0" Low Tension Description: All the features of our premium ductile series rings, plus the second ring is Napier profile design for superior durability and oil scraping ability. TOP RING: DUCTILE IRON, PLASMA MOLY Impact
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