Manley Performance Valve-Custom TI .3415

Manley Performance connecting rods are crafted from aircraft-quality, 4340 vacuum degassed material, and are meticulously forged for superior strength and durability. Each rod undergoes shot peening after machining and magnafluxing, ensuring perfectly round bores without taper and precisely controlled bend and twist. These rods are engineered to withstand extreme temperatures and are ideal for high-performance applications, with certain models capable of supporting over 750 HP for oval track racing and 800+ HP for drag racing. Note: Exact fitment for MPN 11939F-8 could not be found; the following specifications and fitment are for a similar Manley Performance connecting rod, MPN 14319-8.