Supercharged LS 408″ Stroker Engine
$15000 shipped
For sale is my freshly built 408 cubic inch LS stroker iron block with LS3 style rectangle port heads. Comes with a brand new Harrop 2650i LSA style supercharger. This unit is better than Magnuson or Edelbrock options and capable of 1,300-1,400 HP if turned up. All components listed are brand new.
The list of specs is below.
– 408 LS Iron block
– K1 4″ stroke forged crank
– K1 6.125″ forged rods
– Wiseco 2618 forged pistons (9.96:1 CR)
– Katech CNC ported LS3 heads with 5 angle valve job
– Manley Pro Flo stainless valves
– BTR LS3 shaft rockers
– BTR dual valve springs
– BTR LS3 stage 2 V2 camshaft
– Holley F-body oil pan
– 102 mm cable throttle body (I have a factory DBW throttle body, as well)
– Harrop 2650i LSA style supercharger with 2.55″ 8 rib pulley
– Holley billet LSA fuel rails
– LSX concepts front LSA accessory drive with alternator, AC compressor, and manual supercharger belt tensioner
– ATI damper with over drive supercharger pulley
– ZL1 Corvette water pump
– DW 90 LB injectors
– Tons of ARP hardware
Headers in pictures were intended for mockup and are completely undersized for this engine.
This engine is spec’d to make 850-900 HP at the crank on pump gas without trying. With bigger injectors, this motor is easily capable of over 1,000 horsepower. Perfect swap candidate for Jeeps, restomods, muscle cars, hot rods, and anything you can shove an LS into.











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