Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Manley Pro Series Crankshafts 190170 Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chevy, 7.4L, Each

SKU: MAN190170

Crankshafts

Manley Pro Series Crankshafts 190170 Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chevy, 7.4L, Each

SKU: MAN190170

Crankshafts
A$2,842.46
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
View cart 0
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Our "Pro Series" 4340 alloy steel crankshafts are available with many value packed and high-performance enhancing features for a wide range of domestic engine applications.

Part Type

Engine Crankshaft

Data: v4.2 - Upd: 2026-10-14 10:10:44

Features

  • Enhanced Strength: A multi-step heat treatment process and nitriding enhance the crankshafts' strength and longevity.
  • Lightweight Design, 4340 Non-Twist Forging: Our crankshafts feature a lightweight 4340 non-twist forging, ensuring durability and performance.
  • Micro-Polished Journals: Large radius journals are micro-polished to reduce friction and enhance performance.
  • Rigorous Quality Assurance: Each crankshaft undergoes stress relief, shot peening, and 100% magnafluxing to meet our stringent quality standards.

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
190170
Product Attributes - Part Type
Crankshafts
Product Attributes - Product Line
Manley Pro Series Crankshafts
Product Attributes - UPC
807298063010
Product Attributes - Engine Stroke (in.)
4.000 in.
Product Attributes - Crankshaft Material
Forged 4340 steel
Product Attributes - Engine Balance
Internal
Product Attributes - Rear Main Seal Style
2-piece
Product Attributes - Lightened
Yes
Product Attributes - Requires Narrow Bearings
Yes
Product Attributes - Rod Bearings Included
No
Product Attributes - Main Bearings Included
No
Product Attributes - Rod Journal Diameter (in.)
2.200
Product Attributes - Main Journal Diameter (in.)
2.750 in.
Product Attributes - Crankshaft Snout Style
Standard
Product Attributes - Weight
64.000 lbs.
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man190170
SFX Item ID 4928790
Supplier Item Code 4928790
Manufacturer SKU 190170
Manufacturer UPC 807298063010
Alternative References 2-Piece, 7.4L

Compatibility

Application Data
  • Stroker CrankshaftYes
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
    Rod Length (application)6.385 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt

Loading compatibility information...

Keep shopping

More from Manley Performance