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Small Block Chevy
ATK Core Return Process
JEGS and ATK appreciate your business and want to ensure that your core return is as smooth as possible.
Please CLICK HERE for ATK Core Return Process
NOTE:
- Core return can be any Small Block Chevy 350ci engine, except 1992-1997 LT1 style engines
Bullet proof bottom end built to handle more power with its top of the line parts.
Block Information:
- Seasoned OE 4 bolt main 1pc seal 1996-2000 roller block, passenger side dipstick
- Bore/Stroke: 4.040" x 3.750"
- Displacement: 383ci
- Camshaft Bearings: Dura-Bond, installed and clocked to OEM position
- Freeze Plugs: Brass, installed and sealed
- Oil Galley Plugs: Installed and sealed
Rotating Assembly:
- Crankshaft: Scat nodular iron
- Balance: External rear (flexplate/flywheel), internal front (haromonic balancer)
- Rods: Scat 5.70" 4340 forged I beam with 8740 ARP bolts
- Compression Ratio: 58cc= 12.1:1 64cc= 11.2:1 / 70cc= 10.5:1
- Pistons: Forged flat top -3.7cc
- Rings: Plasmamoly
Recommended Components:
- Balancer: Internal balance
- Flexplate/Flywheel: External balance (1987-Up 1 piece rear main)
- Head Gasket: .038" thickness or per application
- Oil: 10W30 Non synthetic for first 3000 miles
- Oil Filter: Wix or K&N per application
Specifications:
Is this compatible with the flat tappet cam and lifter sets? Or just for the roller cams?
What dipstick can i use for this block?
Will this fit in a 1999 chevy ls extended cab frame?
What's the cam specs?
Will this bolt on to a 700r4 transmission
will this fit a 94 z28
Will this fit a 1983 c10
Will this fit in my 76 camaro?
Motor Vehicles
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Tools:
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Electrical Cords
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