416ci LS3 Boosted Competition Short Block $7,699 - The LS3 416ci competition short block uses a new GM LS3 aluminum block with 4.070″ bore to produce the 416ci. Short Block Components Callies Billet 24x Reluctor Wheel (+$150) Billet Hyd Roller Camshaft (Many grinds to choose from) (+$399) Johnson OE Hyd Roller Lifters (+$250) Johnson Tie Bar Hyd Roller Lifters # 2116LSR (+$800) Cloyes Billet Hex Adjust Timing Chain set with C5R Chain (+$285) Cloyes Timing Buffer # 9-5491 (+$18) Melling HV Oil Pump # 10296 (+$185) Oil Pan Gasket (+$40) Timing Cover Gasket Kit (+$45) Rear Seal Gasket Kit (+$32)Top End Components Golen Engine LS3 "As Cast" Complete Heads (+$1,999) Golen Engine LS3 "CNC Ported" Complete Heads (+$2,499) GM MLS Head Gaskets (+$70) Cometic MLS Head Gaskets (+$175) ARP Head Bolts (+$120) ARP Head Stud Kit (+$310) BTR Pushrods (+$115) GM Rocker Arm Kit with BTR Trunnions Installed (+$365) Product total Options total Grand total 416ci LS3 Boosted Competition Short Block quantity Add to cart Categories: LSx Competition Boosted Short Blocks, LSx Crate Engines, LSx Short Blocks ENGINE SPECIFICATIONS Block: New GM LS3 Block Performance Honed with Torque Plate Bore Size 4.070″ Resurfaced to Match Pistons Line Honed with ARP Main Studs Blueprinted Oil Clearances All New GM Block Plugs Installed New Durabond Cam Bearings Installed Pistons: Wiseco Custom Forged Boost Pistons Bearings: King H-Series Main and Rod Bearings Crank: Callies Comp Star 4340 Forged Steel Stroke 4.000” Your Choice of 24x or 58x Reluctor Wheel (Billet 24X Reluctor Wheel is an Extra $150″) Internally Balanced Front and Rear Rods: Callies Comp Star 4340 Forged Steel H-Beam 6.125” Length ARP 2000 Rod Bolts Technical Links: (Coming Soon) Installing Windage Tray, Oil Pump Pick Up and Covers Installing LS Harmonic Balancer Torque Specs for Entire Engine How to Set Pushrod Preload on LS Engine How to Properly Prime the LS Oil Pump Recommendations; Oil, filter, spark plugs Boost enthusiasts, gather around! We’re shining the spotlight on the Golen Engine 416ci LS3 Boosted Competition Short Block, a powerhouse built for the serious boost lover. At its core is a robust, precision-engineered block ready to take on serious pressure. We’ve outfitted it with ARP main studs and high-quality cam bearings, setting the stage for extreme performance. Like all our builds, this one stands out thanks to the intense attention to detail and superior craftsmanship we pour into it. When you choose a short block from Golen Engine Service, you’ll be sure you’re getting the performance and reliability you need from your vehicle on the track or on the road. At the heart of this beast is the Callies Comp Star 4340 forged steel crankshaft, designed to handle the rigors of boosted applications. Matched with the Callies Comp Star H-Beam rods and ARP 2000 rod bolts, this setup is as sturdy as they come. We’ve chosen Wiseco 2618 forged pistons and their GFX ring set, specifically designed for boosted environments, ensuring reliability under pressure. These qualities are just two of the many reasons this delivers consistent performance and longevity under even the most extreme conditions. This engine isn’t just assembled; it’s crafted with precision. Fully balanced, blueprinted, and equipped with King bearings, it’s fine-tuned for peak performance. Whether you’re running a supercharger or a turbo, this engine is ready to handle boosts up to 20 psi with ease. For those looking to complete their build, we offer all the necessary components, including Cometic MLS head gaskets and ARP Head studs. Our Golen Engine Aftermarket LS3 CNC Ported heads are the perfect match, featuring thick decks that effectively seal in the boost for maximum power. Whether you’re into drag racing, road racing or looking for the most extreme street build possible, we’re here to help you get more out of your ride with this LS3 short block for boost. And don’t worry if you’re doing this solo – we provide full tech support, along with a suite of helpful tech links and videos for assistance outside of business hours. You can get in touch with us anytime through our Tech Support Line at 1-800-591-9171 ext. 2 for expert help in choosing your perfect performance engine combo. The Golen Engine 416ci LS3 Boosted Competition Short Block is your gateway to dominating the boosted world. Time to turbocharge your build and hit the road with power!