- Engines & Components
- Engine - Assembled / Ready-to-Run
- Speed-Pro Powerforged Small Block Chevy Pistons
Note: All compression ratios are approximate. They're figured with a gasket thickness representative of those commonly used.
Small Block Chevy Lightweight Series
Small Block Chevy Performance Pistons
Sealed Power Pistons 383ci Stroker Engines, .040" Overbore Piston Dia.: 4.040"
Small Block Chevy Stock-Type Pistons
Sealed Power Powerforged Stock Type Pistons Small Block Chevy 327 [4.020 in. .020 Over]
Sealed Power Powerforged Stock Type Pistons Small Block Chevy 327 [4.030 in. .030 Over]
Sealed Power Powerforged Stock Type Pistons Small Block Chevy 327 [4.030 in. Bore +.030]
Sealed Power Powerforged Stock Type Pistons for Small Block Chevy 327 [4.040 in. Bore +.040]
What Are Speed-Pro Powerforged Small Block Chevy Piston Common Pros And Cons?
Speed-Pro Powerforged Small Block Chevy pistons utilize a high-silicon VMS-75 alloy with aluminum, which is forged to create very strong pistons capable of handling high horsepower applications. This includes supercharged, turbocharged, and nitrous engines. As forging is a more expensive process, Speed-Pro Powerforged pistons cost more than stock-style and hypereutectic options.
Which Speed-Pro Powerforged Small Block Chevy Pistons Are Best?
The best Speed-Pro Powerforged SBC pistons depends on the engine application, as clearance and compression needs will be different from engine to engine as well as bore size. However, the most popular piston is the 327 SBC forged pistons with + .030 in bore. The next most sought after piston kit is the forged 350 pistons in +.030 in bore. Rounding out the top three most purchased Speed-Pro Powerforged Small Block Chevy Pistons is the 327 set with + .040 bore.
How Much Do Speed-Pro Powerforged Small Block Chevy Pistons Cost?
Speed-Pro Powerforged small block Chevy pistons start at around $325 per set and reach to over $700, depending on the application and sizing.