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Pro Tru Street Chevy Big Block Piston Set – 4.155 in. Bore – 1.760 .in CH, 21.00 CC

Your Price: $680.95

Estimated Shipping Date 3-4 Weeks

Wiseco Chevrolet Big Block Piston Set, 4.155 in. Bore, 1.760 in. Compression Height, 0.990 in. Pin Diameter, Pro Tru Street, Set of 8.

Our Pro Tru™ Street series pistons are forged from 4032 alloy aluminum in Mentor, Ohio and includes rings, pins, and clips for an all-inclusive rebuild. For any build budget, Wiseco has the piston to get you on the road or down the track.

  • ArmorGlide® Skirt Coating: Seizure resistant, Friction Reduction, and Quieter Operation
  • 4032 Forged Aluminum
  • AS-Forged Dome with Crown Features & Oil Drain Backs
  • Chromium Alloy Steel Piston Pin & Spirolox® Included
SKU: PTS548A6 Categories: , , , ,

GTIN: 00193564094018

Product Series

Pro Tru Street

Bore Diameter

4.155 IN

Compression Height

1.760 IN

Piston Volume

21.00 CC

Piston Material


Skirt Coating


Forging Type

Slab Side

Piston Quantity


Ring Set Included


Top Compression Ring Thickness

1/16 IN

Second Compression Ring Thickness

1/16 IN

Oil Ring Thickness

3/16 IN

Wrist Pin Included


Wrist Pin Material


Wrist Pin Outer Diameter

0.990 IN

Instructions: Enter a value in the un-shaded boxes below as they pertain to your engine.
Note: For pistons BELOW the block @ TDC – value in box must be a POSITIVE number (.000)
Note: For pistons ABOVE the block @ TDC – value in box must be a NEGATIVE number (-.000)
Note: For a DISH piston – value in box must be a POSITIVE number (0.0)
Note: For a DOME piston – value in box must be a NEGATIVE number (-0.0)
Note: Manipulate the DOME/DISH & PISTON to DECK volumes to get the ratio you want.
Enter the number of cylinders of your engine
Finished bore of your engine
Stroke of your engines crankshaft
Rod Length
Ctr. to Ctr. length of your connecting rods
Gasket Bore
Head Gasket bore diameter
Comp. Gasket
Compressed Head Gasket thickness
Block Deck Height
Center of main bearing bore to top of block
Top Ring Down
Top of 1st ring to top of pistons(FLAT)
Chamber Volume
Cylinder Head chamber volume in CC’s
Dome/Dish Volume
DOME (-) or DISH (+) vol. (theoretical) in CC’s
Piston to Deck
Top of BLOCK to top of piston (FLAT) @ TDC
Click “Calculate” for dimension results.
Total Volume
Cylinder Volume
Total cylinder volume in CC’s =
Clearance Volume
All effective vol. above block deck @ TDC in CC’s =
Gasket Volume
Volume of your head gasket in CC’s =
Top Ring Volume
Total volume above the top ring @ TDC in CC’s =
Deck Volume
Volume of area above the pistons @ TDC in CC’s =
Piston Top Land
Piston top land diameter for volume calculations =
1/2 Stroke
1/2 stroke of your engine’s crankshaft in inches =
Compression Ht.
Ctr. of piston pin to top of piston (FLAT) in inches =
Cubic Inches
Cubic inch displacement of your engine =
For the given dimensions, your compression ratio