MTI Racing #253 LS3 Aluminum Engine 808hp & 738 ft/lb of Torque C7 while their slip-together union allows

while their slip-together union allows for an easy installation without welding

LS-Tall Deck Blocks (0

This piece not only is stronger than the original oem roof panel but weights a fraction of the oem weight

They are not just for "highly-modified engines"

MTI Racing #253 LS3 Aluminum Engine 808hp & 738 ft/lb of Torque C7 while their slip-together union allowsMTI Racing #253 LS3 Aluminum Engine 808hp & 738 ft lb of torque Complete Engine ONLY Engine Build Sheet and Engine Dyno Sheet Attached Complete Engine includes: Water Pump Pulley, Power Steering Pulley, Throttle Body, Alternator Bracket, Tensioner, Coil Pack, Coil Pack Wiring, Spark Plugs and Spark Plug Wiring, Intake Manifold, Fuel Rails, Fuel Injectors.