SRP Small Block Chev 400 - Flat Top Forged Piston (SRP329511)

SRP329511 - SBC 4.125" PISTONS -16cc DISH

428 c.i, 4.125" bore, 4.000" stroke, 6.000" rod length, -16.0cc dome volume

Part Number: SRP329511

Piston Package Includes:
Rings:
Lightweight, low friction metric ring package included
1.2mm CARBON STEEL top ring, 1.5mm Napier 2nd ring, 3.0mm standard tension oil ring
Minimal filing required
Pins & Locks:
High quality 2.250" pin further reduces reciprocating weight
Carbon steel wire locks included
Specifications:
Part #: SRP329511
CID: 428
Bore: 4.125
Stroke: 4.000
Rod Length: 6.000
Compression Height: 1.000
Compression Ratio with 58cc chamber volume: 11.4
Compression Ratio with 64cc chamber volume: 10.8
Compression Ratio with 70cc chamber volume: 10.2
Dome Volume: -16.0cc
Gram Weight: 343
Footnote: B
Oversize: STD
Replacement Ring Set (Included) JG31F8-4125-2
SRP Pistons is proud to announce a new addition to our very popular product line,"SRP Professional." SRP Professional pistons include features used in professional racing such as lightweight forged side relief (FSR) forgings, high quality wrist pins, and precision CNC machined ring grooves and skirts. In addition, every package includes JE Pro Seal Premium Piston Rings. The included ring set features a 1.2 premium steel top ring, 1.5mm Napier (hooked face) second ring and 3.0mm standard tension oil ring. Every piston is designed and manufactured in the USA at the advanced JE/SRP Pistons manufacturing center. Nick Diblasi, JE/SRP Pistons Product Manager feels, "This new line of SRP Pistons will change everything the industry knows about affordable forged pistons. The features you would normally find in a high quality set of JE Pistons can be found at the affordable price of SRP Pistons. There is nothing comparable on the market."