Track OrderOrder Status & ReturnsHelpGift CardsHelpHelp CenterPhone1-800-345-4545
Logo
Cart0
$000
Professional Series Forged Piston for Chevy Big Block, 4.605 in. Bore, 1.215 in. Compression Height, +6cc Dome [2618 Aluminum]
InfoVehicle Info Needed
WISECOPART NUMBER: 926-6490B105

Professional Series Forged Piston for Chevy Big Block, 4.605 in. Bore, 1.215 in. Compression Height, +6cc Dome [2618 Aluminum]

$17299
ShippingShips on 11/13/2026
Lowest PriceLowest Price Guarantee

Items You Need

Engine Assembly Lube [4 oz. Bottle]

JEGS

Engine Assembly Lube [4 oz. Bottle]

Part Number : 555-28000
$599$6.99
You Save$1.00
Piston Ring Filer & Grinder Tool 170/140 Grit

JEGS

Piston Ring Filer & Grinder Tool 170/140 Grit

Part Number : 555-80514
$4199$46.99
You Save$5.00
32-Blade Feeler Gauge Kit 0.0015" to 0.035" (0.038mm to 0.889mm)

JEGS

32-Blade Feeler Gauge Kit 0.0015" to 0.035" (0.038mm to 0.889mm)

Part Number : 555-80500
$999$10.99
You Save$1.00
Wrinkle Band Ring Compressor Adjustable for 3" -5" Bore Sizes

JEGS

Wrinkle Band Ring Compressor Adjustable for 3" -5" Bore Sizes

Part Number : 555-W80574
$1599$17.99
You Save$2.00

Forged Piston
  • Chevy Big Block
  • 4.605 in. Bore
  • 1.215 in. Compression Height
  • +6cc Dome
  • 0.99 in. Floating Wrist Pin Included
  • 2618 Forged Aluminum
  • ArmorGlide Coated Skirt
  • Sold Individually

    This Wiseco Professional Series piston is forged from 2618 aluminum for Chevy Big Block engines. It has a 4.605 in. bore and a 1.215 in. compression height with a +6cc dome. Professional Series pistons are aimed at heavy to severe duty race builds.

    Wiseco 6490B105 Piston Features:

    • Made for Chevy Big Block engines
    • 4.605 in. bore diameter with a 1.215 in. compression height
    • +6cc dome volume
    • Forged from 2618 aluminum alloy
    • ArmorGlide skirt coating for reduced friction, scuff resistance and quieter operation
    • 0.99 in. 52100 Steel floating wrist pin included
    • Piston rings sold separately
    • Fully machined crown with precision ring grooves and an anti-detonation groove
    • Forced pin oiling feeds the wrist pin bore
    • Sold individually
    • Part TypePiston
    BrandWISECO
    Package Height4.2
    Package Width4.7
    Package Length4.7
    Weight1.0 PG
    Part CategoryPerformance Parts
    Piston Pin Outside Diameter0.99 in.
    Compression Height1.215 in.
    Piston Head TypeDome
    Wrist Pin StyleFloating
    QuantitySold Individually
    Piston Material2618 Aluminum
    Cylinder Bore Diameter4.605 in.
    Part FitmentUniversal
    Piston Head Volume+6cc
    Wrist Pin IncludedYes
    Piston Pin Material52100 Steel
    Vendor Part Number6490B105
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning