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GM 408LS • Base Engine • Aluminum Heads

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Aluminum Heads
Forged Pistons
Roller Cam
Forged Crank
Part #: BPLS4080C


Cast Iron 6.0L block, bored .030 over

Rotating Assembly:

Forged Crankshaft, 4.000" stroke

Forged Pistons

Cylinder Heads:

LS3 Aluminum rectangle port

Cam Specs:

 Cam Type: Roller Cam
.624 Intake .624 Exhaust lift
239 Intake / 255 Exhaust duration
@ .050 - 114 degree lobe separation



30 month / 50,000 mile


24X reluctor ring, cam sensor in the back of the block


Because this engine does not ship with an oil pan, we do not dyno test prior to the engine being shipped. In our development testing, this engine makes 570+ HP and 530+ ft/lbs with the following components:

-90mm cable throttle body

-LS3 Factory Intake

- LS3 43# Injectors

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