Small Block Chevy Rotating Assembly 383ci

Name: Small Block Chevy Rotating Assembly 383ci
Brand: MANLEY
SKU: 660-290140
Price: 2827.66 USD
Availability: InStock

^$2,827⁶⁶

Ships on 09/04/2026

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383ci Assemblies

- 4cc Flat Top Pistons

H-Beam Series Connecting Rods

383ci
4.040'' Bore (+.040'')
3.750'' Stroke
6.000'' Rod Length, H-Beam Connecting Rods
Flat Top -4cc
11.9:1 w/58cc
11.0:1 w/64cc
9.7:1 w/76cc
1/16'', 1/16'', 3/16'' Piston Rings

Designed for use with a 350 engine block and 350 main journal diameters.
Piston Technical Specs:
Compression Height: 1.125'
Piston & Pin Weight: 494 grams
Flat Top: -4.0cc valve reliefs
Pin Size: 0.927' dia, 2.300' long, .130' wall
Round Wire Locks: .061'
Ring Grooves: 1/16' Top; 1/16' Middle; 3/16' Bottom
Piston Clearance: .005' measured 1.100' from bottom of the oil ring
Valve Notches: .300' Intake, .190' Exhaust

Components included in this rotating assembly
SB-Chevy Crankshaft - 2-Piece Rear Seal (p/n 660-190150)
SB-Chevy H-Beam Connecting Rods (p/n 660-14054-8)
Small Block Chevy '4 Barrel Class' Flat Top Pistons (p/n 660-590840-8)