Keith Black KB128.030 Fits Chevy 400 Flat Top Hypereutectic Piston, 6.0 Rod

Description: Allows undercut areas above the pin hole material distribution in the skirt area that stiffens the entire piston, T-5 heat treated pistons also offer reduced thermal expansions, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blowby, 4.000" bores available in .030", .040" and .060" oversizes, Feature a single trench valve relief Keith Black KB128.030 Chevy 400 Flat Top Hypereutectic Piston, 6.0 Rod Sku # 474128-030 Mfr. Part # KB128.030 Condition New Brand Keith Black Sold Set Details Info Keith Black Hypereutectic pistons are favored for their improved power and reduced scuffing. The unique design & manufacturing processes combine to produce a rigid piston, which will rock less in the bore improving ring seal. These T-5 heat treated pistons also offer reduced thermal expansion, which allows you to run tighter clearances and allows the piston rings to seal better and minimize blow-by. 390 Hypereutectic alloy 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 Lightweight wrist pins For Chevy 400 c.i. (4.125" bore x 3.75" stroke).Item DetailsC/R 58cc=12.3, 64cc=11.64, 76cc=10.0 Piston/Pin Weight: 475 g Rod Length: 6.0", Ring Style: C Specs Comp Height 5.565" Rod - 1.561Comp Height 5.7" Rod - 1.433Comp Height 6.0" Rod - 1.13Pin Diameter - 0.9272 Charts (PDF) (GIF) Specs Sold in Quantity Set Piston Ring Style C Connecting Rod Length 6.000" Piston Material Hypereutectic Aluminum Piston Style Flat Top w/ 2 valve reliefs Top Ring Thickness 1/16" Second Ring Thickness 1/16" Oil Ring Thickness 3/16" Compression 58cc = 12.3 : 1 Compression 64cc = 11.6 : 1 Compression 76cc = 10.0 : 1 Piston Diameter 4.155 Stroke 3.750 Piston Weight 475 Wrist Pin Weight 145 MFG. Part # KB128.030 GTIN Code 800745045140 Wrist Pin Diameter 0.9272 Wrist Pin Included Yes Wrist Pin Style Press-Fit or Floating Reviews Great product Rated by Air Vegas on February 24, 2012 Summary: Good pistons for the money, shame they are not forged but the machining is very nice. Hate spiral locks though. Should change them to c clips Yes, I recommend this product. Related Items / Suggested Parts KB Chevy 400 Hypereutectic Pistons, Flat Top, 5.7 Rod KB Chevy 400 Hypereutectic Pistons, .100 Dome, 5.7 Rod KB Chevy 400 Hypereutectic Pistons, .150 Dome, 6.0 Rod KB Chevy 400 Hypereutectic Pistons, Dish, 6.0 Inch Rod KB Chevy 400 Hypereutectic Pistons, Dish, 5.7 Inch Rod 4.125 Bore Gas Proven C Piston Rings .030 Over Bore, Small Block Chevy Tech Support We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help. About Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.

Price: 408.99 USD

Location: Lincoln, Nebraska

End Time: 2025-01-21T12:02:11.000Z

Shipping Cost: 0 USD