Chevrolet LS 4.000 Stroke Flat Top Pistons -4cc Flat Top

Name: Chevrolet LS 4.000 Stroke Flat Top Pistons -4cc Flat Top
Brand: MANLEY
SKU: 660-592610C-8
Price: 889.40 USD
Availability: InStock

^$889⁴⁰

Ships on 09/29/2026

Lowest Price Guarantee

-4cc Flat Top Pistons

6.125'' Rod Length

-4cc Flat Top
4.010'' Bore
4.000'' Stroke
6.125'' Rod
1.115'' Comp. Height
8/pkg.

Technical Specs:
Compression Ratio: 11.7:1 (64cc), 11.5:1 (66cc), 11.0:1 (70cc), 10.7:1 (72cc)
Compression Height: 1.115'
Valve Pocket Type: LS1, LS2, LS3, LS6, L92
Valve Pocket Depth: .185' Intake / .130' Exhaust
Piston and Pin Weight: 504 grams
Flat Top: -4cc
Pin Size: .927' dia., 2.300' long, .130' wall (95 grams)
Round Wire Locks: .061' wide
Ring Grooves: 1.5mm Top (.225' down); 1.5mm Middle; 3mm Bottom
Piston Clearance: .0045' measured 1.100' from bottom of the oil ring

Platinum Series Pistons
LS1/LS2/LS3/LS6/L92/LS7/LSX/Dart LS Next
for 4.000'' Stroke

Professional engine builders and elite tuners around the world are running Manley pistons for some very good reasons. Manley uses domestic 2618 high strength alloy forgings and unique (to Manley) fixturing allowing skirt turning / ring groove machining be performed in one single operation to ensure the ultimate ring groove to skirt squareness for better ring seal. Cam and barrel (skirt) profiles that make power but are friendly on the cylinder walls. Manley is well known for their high quality valvetrain components, but insiders also trust and use Manleys top quality pistons and connecting rods.

Features:

Moly Coated Skirt
Lightweight Design
2618 High Strength Alloy
Machined for Reluctor Wheel Clearance
Offset Wrist Pin Location Design
1.5mm, 1.5mm, 3mm Ring Grooves
Round Wire Locks Included - .061'' wide
Forced Pin Oiling
Pressure Balance Groove
Premium Chrome Moly Wrist Pin

Piston Common Specs:
Dome Volume: -4cc or -5cc Flat Top, -10cc or -11cc Dish, -18cc Dish, -29cc Dish
Crown Thickness: .200''
Ring Thickness: Top Ring - 1.5mm .225'' Down for Flat Top & -10cc/-11cc Dish (.250'' Down for -18cc & -29cc); Second Ring - 1.5mm; Oil Ring - 3mm
Pin Included: Premium Chrome Moly (3.905''-4.070'' bore for the -4cc and -10cc) .927'' dia., 2.300'' long, .130'' wall; (3.905''-4.070'' bore for the -18cc and -29cc) .927'' dia., 2.300'' long, .150'' wall; (4.125''-4.185'' bore) .927'' dia., 2.500'' long, .150'' wall
Spiral Locks: .061'' wide
Recommended Piston Clearance: .0045'' measured 1.100'' from bottom of the oil ring