Forged Crankshaft 318/340 "LA" & 5.2L Magnum Main Journal Size

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MOPAR PERFORMANCEPART NUMBER: 312-P5007253

Forged Crankshaft 318/340 "LA" & 5.2L Magnum Main Journal Size

Name: Forged Crankshaft 318/340 "LA" & 5.2L Magnum Main Journal Size
Brand: MOPAR PERFORMANCE
SKU: 312-P5007253
Price: 922.99 USD
Availability: InStock

^$922⁹⁹

Ships on Sep 11, 2026

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318/340/360 LA (Small Block) & 5.2L / 5.9L Magnum

318/340 "LA" & 5.2L Magnum Main Journal Size
3.580" Stroke
Forged 4340 Steel
6-Bolt Rear Flange

Part TypeCrankshaft

BrandMOPAR PERFORMANCE

Package Height7.5

Package Width8.0

Package Length27.0

Weight60.0 PG

Part CategoryPerformance Parts

Crankshaft MaterialForged 4340 steel

Rod Journal Diameter2.125 in (54 mm)

Main Journal Diameter2.5 in (63.5 mm)

LightenedNo

QuantitySold individually

Crankshaft Snout StyleStandard

Main Bearings IncludedNo

Engine BalanceInternal/External

Rod Bearings IncludedNo

Rear Main Seal Style2-piece

Balancer Bolt Thread Size (In.)3/4-16

Requires Narrow BearingsYes

Engine Stroke3.58 in (90.932 mm)

Vendor Part NumberP5007253

Package Qty1

Package TypeEA

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