Engine Pro Performance Bolts 250-0750-50 Specifications
Engine Pro Performance Roller Valve Lifters 17-4872-16 Specifications
Enlarged chamfer to accommodate large crankshaft fillet diameters
Engine Pro Performance Nitro Black Series Push Rods 3141S7450 Specifications
12 point head design
Engine Pro Performance Ductile Plasma Moly Top Ring - Napier Second Ring 43M8562 Engine Pro Performance Bolts 250-0750-50Engine Pro Performance Ductile Plasma Moly Top Ring Napier Second Ring 43M8562 Specifications Size: Std, . 005, . 030, . 035, . 040, . 045, . 060, . 065 Bore Size: 4. 2500, 4. 2550, 4. 2800, 4. 2850, 4. 2900, 4. 2950, 4. 3100, 4. 3150 Sold in a Set of 8 Applies to: 1 16" 1 16" 3 16" Standard 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