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Flat Top Dish Top Dome Top


Wiseco Pro Tru sportsman series pistons are geared toward budget minded consumers looking for the best bang for their buck in quality forged racing pistons. The features you would normally find in a high quality set of Wiseco Pistons can be found at an affordable price with Pro Tru. All applications are CNC machined on dedicated 4032 forgings, with symmetrical valve reliefs and feature pressure fed pin oiling with precision finished full floating pins. These pistons give you the reliability expected from a Wiseco design at a great price point. Wiseco piston rings are included with each set.

Please select your piston from the list below, or select from the categories listed above.




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Chev 305 -5.4cc Wiseco Flat top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 305_Flat Top_-5.4cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS526A
  • Flat Top (-5.4cc)
  • 1.560 Compression Height
  • 3.480 Stroke
  • 5.700 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 3.766, 3.796
more info
Chev 350 -5.0cc Wiseco Flat top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 350_Flat Top_-5.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS503A
  • Flat Top (-5.0cc)
  • 1.560 Compression Height
  • 3.480 Stroke
  • 5.700 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.000, 4.030, 4.040 4.060
more info
Chev 350 -5.0cc Wiseco Flat top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 350_Flat Top_-5.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS505A
  • Flat Top (-5.0cc)
  • 1.260 Compression Height
  • 3.480 Stroke
  • 6.000 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info
Wiseco Hollow Dome Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 350_Hollow Dome_8.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS502A
  • Hollow Dome (8.0cc)
  • 1.560 Compression Height
  • 3.480 Stroke
  • 5.700 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040, 4.060
more info
Chev 350 -15.0cc Wiseco Dish Top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 350_Reverse Dome_-15.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS508A
  • Reverse Dome (-15.0cc)
  • 1.560 Compression Height
  • 3.480 Stroke
  • 5.700 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info
Chev 350 -15.0cc Wiseco Dish Top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 350_Reverse Dome_-15.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS509A
  • Reverse Dome (-15.0cc)
  • 1.260 Compression Height
  • 3.480 Stroke
  • 6.000 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info
Chev 350 -5.0cc Wiseco Flat top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 383_Flat Top_-5.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS506A
  • Flat Top (-5.0cc)
  • 1.125 Compression Height
  • 3.750 Stroke
  • 6.000 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info
Chev 350 -5.0cc Wiseco Flat top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 383_Flat Top_5.0cc_Pro Tru Street Piston Set (with Rings)

P/N: WIS-PTS504A
  • Flat Top (-5.0cc)
  • 1.425 Compression Height
  • 3.750 Stroke
  • 5.700 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info
Chev 350 -20.0cc Wiseco Dish Top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 383_Reverse Dome_-20.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS533A
  • Reverse Dome (-20.0cc)
  • 1.425 Compression Height
  • 3.750 Stroke
  • 5.700 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info
Chev 350 -20.0cc Wiseco Dish Top Pro Tru Pistons
WISECO Forged Pistons_PTS Series_Chev 383_Reverse Dome_-20.0cc_Pro Tru Street Piston Set (with rings)

P/N: WIS-PTS534A
  • Reverse Dome (-20.0cc)
  • 1.125 Compression Height
  • 3.750 Stroke
  • 6.000 Rod Length
  • .927 x .150 Wall Pin
  • 1/16 1/16 3/16 Rings (included)
Available Bore Sizes: 4.030, 4.040 4.060
more info