800.345.4545
Call Our Support Line
24 Hours / 7 Days a Week!  
FREE SHIPPING!
Same Day Shipping Before 11 PM ET
0
My Cart
0
$0.00
Shop By Vehicle
Shop By
Category
Close Menu
Shop By Vehicle
Top Categories
All Categories

All Categories


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

United Engine Machine KB243KTM.040

Chrysler 340ci Hypereutectic Flat Top Pistons & Rings Set

United Engine Machine KB243KTM.040

648-KB243KTM.040

jegs shipping
FREE Shipping
Estimated ship date 12/20/17 if Ordered Today
Easy Returns
Easy Returns
Lowest Price Guarantee
Lowest Price Guarantee
United Engine Machine KB243KTM.040 Chrysler 340ci Hypereutectic Flat Top Pistons & Rings Set $370.99
Chrysler 340ci Hypereutectic Pistons & Rings
  • Flat Top
  • 4.080'' Bore (+.040'')
  • Use w/6.123'' Connecting Rod & 3.310'' Crank Stroke
  • Comp. Ratio: 10.9/57cc; 10.5/60cc; 10.0/64cc; 9.6/68cc
  • 8/pkg

  • United Engine Machine KB243KTM.040 Details

    Chrysler 340ci

  • Flat Top Pistons
  • Note: Technical Specs:
  • Alloy: Hypereutectic 390
  • Bore: 4.080''
  • Crankshaft Stroke: 3.310''
  • Connecting Rod Length: 6.123''
  • Deck Height: 9.599''
  • Compression Height: 1.840''
  • Pin Size: 0.9842''
  • Pin Location: Centered
  • Flat Top: -6cc 2V Relief
  • Intake Valve Relief: 0.286'' Depth / 2.200'' Diameter
  • Exhaust Valve Relief: 0.286'' Depth / 2.200'' Diameter
  • Top Landing Height: 0.305''
  • Ring Grooves: 5/64'' Top; 5/64'' Middle; 3/16'' Bottom
  • Gram Weight: 597/132
  • Compression Ratio: 10.9:1 w/57cc Heads; 10.5:1 w/60cc Heads; 10.0:1 w/64cc Heads; 9.6:1 w/68cc Heads

  • Specifications:

    Manufacturer's Part Number:
    KB243KTM.040

    100% CNC Machined Pistons

    New high silicon alloys and diamond tooling have give Keith Black designers the material and equipment for performance breakthroughs in engine design. KB piston are 100% CNC machined and T-6 heat treated from 16%-18% silcon Hypereutectic alloy. Features include drilled oil returns and pin oil supply, .072'' spiral wound retaining ring, 100% diamond turned, compensated high strength ring lands, high top ring location, 360° pressure pin oiling, diamond honed pin hole and lightweight rigid rib skirt design.

    Features:

    • 390 Hypereutectic alloy with 16% Silicon
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Sold in Sets (except when noted as 1 piston per package)


      Click here for reference guide to piston top designs

    Items You Need

    Before you leave us... Receive a free catalog or join our email list

    Sign up to receive our catalog or subscribe to our email list now to see our exclusive email only specials, new products, and offers!

    Request CatalogJoin Email List