Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
$966.99
Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.
Manley Piston Set, 4.030/1.280CD/FT.
- Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
- Unique Fixturing: Manley's unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
- Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
- Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
- 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.
Upgrade your engine with the Manley Performance Platinum Series piston set designed specifically for Chevrolet small block engines. Featuring 2618 alloy forgings, these pistons provide exceptional strength and durability necessary for high-performance applications. The proven cam and barrel skirt profiles deliver increased power output while maintaining gentle contact with cylinder walls, promoting longevity and reliable operation. Precision-engineered ring lands and grooves ensure optimal ring seal, which translates into improved compression and overall engine efficiency. The set includes chrome moly wrist pins as standard, with options for advanced wrist pin alloys like 9310 and Turbo Tuff/DLC for enhanced durability in demanding conditions.
Manley's unique fixturing process allows for a single operation to turn the skirt and machine ring grooves, ensuring perfect squareness and precise ring placement. This manufacturing advantage guarantees consistent performance and reduces the risk of ring land failures during high-stress engine runs. Whether you're building a performance street engine or a race setup, these pistons are engineered to meet the exacting standards of professional engine builders and tuners.
Note that this piston set is not carb approved and requires carb acknowledgment. It is suitable for air freight shipping and is designed specifically for automotive use, adhering to Prop 65 regulations. Add these pistons to your build for trusted performance, superior strength, and precise construction that supports your engine's power potential.
Features:
- 2618 alloy forgings for superior strength and performance
- Proven cam and barrel skirt profiles for increased power
- Chrome moly wrist pins as standard, with optional upgraded alloys for durability
- Unique fixturing process for skirt turning and ring groove machining in a single operation
- Exacting ring lands and grooves for improved sealing and power output