GM 427

BluePrint Engines 427CI ProSeries Stroker Crate Engine | GM LS Style | Longblock | Aluminum Heads | Roller Cam | Late Model Drop In Upgrade

625 HP / 565 FT LBS 

11:1
Aluminum Heads
Forged Pistons
Roller Cam
Forged Crank
Part #: PSLS4271CT

BluePrint Engines 427CI ProSeries Stroker Crate Engine | Small Block GM Style | Dressed Longblock with Carburetor | Aluminum Heads | Roller Cam

540 HP / 535 FT LBS 
10.0:1 
Aluminum Heads 
Forged Pistons 
Roller Cam 
4340 Forged Crank 
Part #: PS4272CTC

BluePrint Engines 427CI ProSeries Stroker Crate Engine | Small Block GM Style | Longblock | Aluminum Heads | Roller Cam

540 HP / 535 FT LBS 
10.0:1 
Aluminum Heads 
Forged Pistons 
Roller Cam 
4340 Forged Crank 
Part #: PS4272CT

BluePrint Engines 427CI ProSeries Stroker Crate Engine | GM LS Style | Dressed Longblock with Supercharger | Aluminum Heads | Roller Cam

750 HP / 740 FT LBS

10.8:1
Aluminum Heads
Forged Pistons
Roller Cam
Forged Crank
Part #: PSLS4272SCT

BluePrint Engines 427CI ProSeries Stroker Crate Engine | GM LS Style | Dressed Longblock with Fuel Injection | Aluminum Heads | Roller Cam

625 HP / 565 FT LBS

11:1
Aluminum Heads
Forged Pistons
Roller Cam
Forged Crank
Part #: PSLS4272CTF

BluePrint Engines 427CI ProSeries Stroker Crate Engine | GM LS Style | Dressed Longblock with Carburetor | Aluminum Heads | Roller Cam

625 HP / 550 FT LBS

11:1
Aluminum Heads
Forged Pistons
Roller Cam
Forged Crank
Part #: PSLS4270CTC