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Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
Manley Performance Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set
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Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set

MAN591730-8
807298080840
Piston Sets - Forged - 8cyl
14 Units In Stock - Ships Next Business Day
$ 961.06 $ 816.90
$ 816.90

SKU: 591730-8 | UPC: 807298080840

Manley Chevrolet Small Block 4.040in Bore 1.280in CH -4.00 CC Piston Set for 1955-2002 Chevy V8 Engines

Manley 591730-8 matched set of 8 forged pistons fits Chevrolet Small Block V8 engines in 262-400 cid with 4.040in bore, 5.700in rod length, 3.250-3.480in stroke. These pistons work in performance rebuilds for Camaro, Corvette, Chevelle, C/K trucks from 1955-2002. They ensure ring seal, horsepower increases, cylinder wall protection with precise machining.

Key Features

  • 2618 Alloy Forgings: Domestic 2618 alloy builds strength for high boost and RPM in racing or street/strip builds
  • Chrome Moly Wrist Pins: .927in x 2.250in pins included resist wear, optional 9310 or Turbo Tuff/DLC upgrades available
  • Exacting Ring Lands and Grooves: Machined to 1/16in x 1/16in x 3/16in for file-fit rings to improve seal and power
  • Cam and Barrel Profiles: Skirt designs boost horsepower, reduce friction and cylinder wall wear
  • Unique Fixturing: Single-operation skirt turning and ring groove machining keeps ring groove to skirt squareness for consistent performance

Product Notes

  • Pistons weigh 465 grams each, balanced as complete set of 8
  • Includes file-fit rings and chrome moly pins, verify ring end gaps during assembly
  • Hone cylinders to 4.042in-4.046in for correct clearance

Installation Notes

  • Professional installation recommended.
  • Check rod length, stroke, deck height for 1.280in compression height match
  • Compatible with standard SBC connecting rods and .927in pins

This Part Fits

Year Make Model Submodel
1967-2002 Chevrolet Camaro Base RS SS Z/28
1962-1982 Chevrolet Corvette Base Stingray
1964-1987 Chevrolet Chevelle Malibu SS
1955-1999 Chevrolet C/K Series Pickup 1500 2500 3500
1964-1991 Chevrolet Impala Base SS

Why Choose Manley?

  • Engineered since 1966 for drag racing and circle track applications
  • Forged components trusted in NHRA IHRA and NASCAR engine builds
  • CNC machining holds tolerances to .0001in for consistent results

Frequently Asked Questions

  • Q: What engines fit these pistons
    A: Chevrolet Small Block V8 262-400 cid with 4.040in bore, 5.700in rods, 3.250in-3.480in stroke like 350 engines
  • Q: What material and components are included
    A: Forged 2618 T6 alloy pistons with 1/16in x 1/16in x 3/16in file-fit rings and .927in chrome moly wrist pins
  • Q: What warranty applies
    A: Limited lifetime warranty against manufacturing defects when installed by certified engine builder

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective Manley box 12in x 12in x 6in
  • Weight: 7.25 lbs

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