Our 377" Shortblock is a proven combination to get more cubic inches and power for your ride. This block will go into any C7, or 6th Gen Camaro! Trucks? Of course! Any 5.3 or L86 can be pulled out and replaced with this stout unit! This engine is set up for a forced induction application. Supercharger, Turbos, Procharger it doesn’t matter this engine will take it.
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Displacement:
377"
Bore:
4.070"
Proven Power Rating:
1000 HP
Stroke:
3.622"
Compression Ratio:
9.5:1Â
Rod Length
6.125"
Cylinder Head Compatibility:
LT1, LT4
Oil System Type:
Wet or Dry
Block:
GM LT4 6.2L Aluminum
Crankshaft:
GM LT1 Long Post Crankshaft
Connecting Rods:
Callies Compstar Rods w/ARPÂ Bolts
Pistons:
Mahle Powerpak Pistons -16cc
Wrist Pins:
Mahle Wrist pins
Ring Pack:
Mahle Ring Pak
Bearings:
Clevite H-Series Main & Rods
Main Studs:
ARPÂ
 Â
LME Standard Shortblock Blueprinting Process:
Block is fully deburred & inspected for flaws
Cylinders diamond honed with torque plates for optimal clearance per application
Crankshaft journals indexed & trued to exact tolerance
Optimal cylinder geometry achieved with diamond hone and surface finish verified with profilometer
Chamfered oil holes for improved oiling to bearings
Cylinders machined for rod clearance per application
Crankshaft journals polished to 2 Ra or better surface finish
Block and components meticulously deburred & cleaned after machining process
Crankshaft balanced within ¼ oz-in tolerance
All five main bearings & all eight rod bearing clearances measured and adjusted for application
Connecting rod housing bores checked & adjusted for optimal roundness & size
Ring are precision file fit per application
Piston pin bores measured & adjusted for application
Cam bearings installed and test cam fitted to ensure smooth rotation
Block aline honed and set to low of spec for maximun bearing crush
All oil galley plugs and dowel pins installed
Deck surfaces machined perpendicular to mains & deck height set for optimal quench
Meticulous final assembly of shortblock
Cylinders bored (when applicable) on 4 axis CNC perpendicular to mains giving you a true 90o  V8
All tolerances, clearances, machining specs, and part numbers are recorded and documented in build sheet
USD : 92.69
WASHING INSTRUCTIONS:
Machine wash separately in cold water on a gentle cycle. Tumble dry separately on low heat. Add QE Home Wool Dryer
Balls to reduce wrinkles and increases drying efficiency. Touch up with a low heat iron as needed. Do not bleach or dry clean.
Size Chart
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