Callies: Magnum Crankshaft [LS LSX Engines] apr splitter LT1-SK (Stock-1300 rwhp/rwtq)The "big brother"

LT1-SK (Stock-1300 rwhp/rwtq)The "big brother" to the SK Series twin

These intakes retain all OEM sensors and locations

has to change direction before it exits the center of the turbine

Works with Metco Motorsports & Lightning Force Performance Interchangeable Pulleys

Pre-oiled so they are ready to install right out of the box

Callies: Magnum Crankshaft [LS LSX Engines] apr splitter LT1-SK (Stock-1300 rwhp/rwtq)The "big brother"After years of service, Magnum crankshafts by Callies have established themselves as one of the most durable competition crankshafts ever produced. Magnum crankshafts are manufactured from ultra pure AISI 4340 steel. Callies then subjects this material to multiple heat treatments, resulting in a crankshaft with unsurpassed wear and strength characteristics. All Magnum cranks feature Callies Ultra Case heat treatment. Each Magnum crank will have gun