Don't miss out on this LS 383cid Stroker Motor Cast Iron (6.3L) Long Block built and dynoed by Gibbons Motorsports!
Peak NA Power = 550 HP | 540 TQ
Compression = 11:1
Gen 4 Style Ignition
Off the dyno and ready to go!
All parts/components are new except for the engine block and cylinder heads.
Machined with top-of-the-line tooling. Such as our Rottler H85AX Cylinder Hone that provides superb cylinder finish and crosshatching for optimal ring seal; and our Rottler S85A Surfacer
KEY PARTS DETAILS:
- CAST IRON 5.3L ENGINE BLOCK
- 4340 4.000" STROKE CRANK - 58 TOOTH RELUCTOR
- 4340 H-BEAM 6.125"L RODS - WITH 7/16 ARP BOLTS
- FORGED FLAT TOP PISTONS - COATED SKIRTS
- MOLY FILE FIT PISTON RINGS
- KING XP MAIN BEARING
- KING HP ROD BEARINGS
- DURABOND CAM BEARINGS
- GIBBONS MOTORSPORTS ROLLER CAMSHAFT
- 862 CATHEDRAL PORT CYLINDER HEADS – FRESH
- TEXAS SPEED DUAL SPRING KIT WITH TITANIUM RETAINERS
- OEM STYLE LIFTER TRAYS
- LS7 LIFTERS
- MELLING OIL PUMP
- GM TIMING CHAIN SET 4X
- GM CAM THRUST PLATE
- PIPE PLUG KIT
- ICT BILLET VALLEY TRAY
- GM CRANK SENSOR
- GM CAM SENSOR
- GM HOT ROD SWAP OIL PAN
- MAXIMA BREAK-IN OIL
KEY LABOR DETAILS:
ENGINE BLOCK:
- BAKED AND SHOT PEENED
- OVERBORED TO 5.7 LS1 BORE
- CNC DIAMOND HONED TO FINAL PISTON SPEC
- CBN DECKED
- STROKER NOTCHED
- CYLINDER BORES CHAMFERED - TOP & BOTTOM
- LIFTER BORES & CAM BORES DEBURRED
- HOT TANKED & FINAL CLEANED FOR ASSEMBLY
- PREPPED AND PAINTED
ROTATING ASSEMBLY:
- BALANCED
- PIN FIT PISTONS & RODS
- ALL PARTS WASHED
ENGINE ASSEMBLY:
- PISTON RINGS FILE-FIT
- CAM BEARINGS DEBURRED & INSTALLED
- MAIN & ROD JOURNALS MIC'D & SIZED ACCORDINGLY
- ALL BEARING CLEARANCES CHECKED
- LONG BLOCK ASSEMBLED
- BROKEN-IN ON SUPERFLOW DYNO
Located at Gibbons Motorsports in Mooresville NC.
Seller Information
Private Seller
GibbonsMS
MOORESVILLE, NC 28115
Phone
Member Since
June 2021
Buyer Resources
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