Unrivaled Customer Service
And Expert Tech Advice!  
Same Day Shipping Before 11 PM ET
My Cart
Shop By Vehicle
Shop By
Close Menu
Shop By Vehicle
Top Categories
All Categories

Top Categories

All Categories

Free Catalog
E-Mail Signup
My Account
Track Order
Gift Certificates

Eagle Eagle Pontiac Street and Strip Rotating Assemblies

Eagle 51402030


jegs shipping
FREE Shipping
Estimated to ship directly from the manufacturer on 08/17/18
Easy Returns
Easy Returns
Lowest Price Guarantee
Lowest Price Guarantee
Eagle Eagle Pontiac Street and Strip Rotating Assemblies $1,599.99
Street Performance Rotating Assembly
Stroke: 4.210
Disp. @ .034: 463
Rod Length: 6.625
Pistons: -5cc Flat Top
Rings: File Fit
Comp. Ratio 75cc/85cc/111cc: 11.2/10.2/8.3

Eagle 51402030 Details

Pontiac 455 Street and Strip Rotating Assembly

Internal Balance - Flexplate/Flywheel and Balancer Not Included


Manufacturer's Part Number:

Eagle Pontiac Street and Strip Rotating Assemblies have the perfect balance of reliability, affordability, and performance for engines producing under 700 horsepower. These kits feature quality components including an Eagle cast steel crankshaft, Eagle H-Beam rods, Mahle forged pistons, Hastings rings, and Clevite or King bearings!


  • Assembly part numbers that begin with “B” are balanced by Eagle and require no additional balancing.  Part numbers that do not begin with “B” are unbalanced assemblies and must be balanced by a qualified machine shop before use.
  • All kits are designed for internal balance.
  • For Pontiac 400 standard bore size is 4.120", kits available in .035" oversize, 4.155" bore.
  • For Pontiac 455 standard bore size is 4.151", kits available in .034" oversize, 4.185" bore.
  • Eagle Specialty Products reserves the right to substitute pistons due to availability.

Items You Need
Some parts are not legal for use in California or other states with similar laws / regulations