Speed Pro TRW Forged Dome Coated Pistons & MOLY Ring Kit compatible replacements for Chevy 427 335/390 HP (4.290" Bore)
Product details
| Management number | 215565376 | Release Date | 2026/04/12 | List Price | $200.95 | Model Number | 215565376 | ||
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This listing is for a set of (8) 4.390" Bore Size Speed Pro Hypereutectic Pistons and Matching Hastings Piston rings set compatible replacements for 1966-69 Chevy 427 cubic inch big block 335HP & 390HP closed chamber heads. Domed head .140" high. DurOshield skirt coated piston. Approx. Compression (w/.030" bore). 5/64" 5/64" 3/16" ring grooves, Stock 6.135" length rods Press-fit only Stock 3.766" stroke Pin diameter: .989" (included) w/106.9cc chambers 9.46:1 w/116.9cc 8.73:1 Stock 6.135" length rods Press-fit only Stock 3.766" stroke
- Clsed chamber Heads
- Domed head .140" high. Skirt coated piston
- Includes Moly Top rings
| Brand | Falcon Performance |
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| Manufacturer | Sealed Power Perfect Circle |
| Manufacturer Part Number | L2300NF-KIT 40 |
| Is Discontinued By Manufacturer | No |
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