AUTOTEC 4032 FORGED FLAT TOP PISTONS PONTIAC 400/406/408/428/433/435/455/463/468

Regular price $ 1,174.17

CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

  • Pistons are manufactured on 4032 low expansion, high silicon material excellent for street or strip applications.
  • CNC Precision machined ring grooves for 1.5, 1.5, 3.0 mm rings unless otherwise indicated.
  • Top ring land gas distribution groove to enhance performance and improve ring seal.
  • 980-2700-51-15C wrist pin (145 grams), pin fitting, wire locks, broached pin oilers and accumulator grooves are included.
  • Diamond turned skirts.
  • Forged side relief with external lightening cavities.
  • American made.
Cubic Inch Bore Size Over Size Stroke Rod Length Comp. Height 72cc 80cc 87cc Dome Volume Gram Weight Foot Notes Piston Part Number Street Ring Set
400 Flattop. Standard Bore = 4.120, Standard Stroke = 3.750 1/16, 1/16, 3/16 Ring Package
406 4.150 0.030 3.750 6.625 1.700 10.8 9.9 9.3 -3.8 CALL 1000578
408 4.160 0.040 3.750 6.625 1.700 10.8 10.0 9.3 -3.8 CALL 1000579
428 Flattop. Standard Bore = 4.120, Standard Stroke = 4.000 1/16, 1/16, 3/16 Ring Package
433 4.150 0.030 4.000 6.625 1.575 11.4 10.5 9.9 -3.8 CALL 1000580
435 4.160 0.040 4.000 6.625 1.575 11.5 10.6 9.9 -3.8 CALL 1000581
455 Flattop. Standard Bore = 4.152, Standard Stroke = 4.210 1/16, 1/16, 3/16 Ring Package
463 4.185 0.033 4.210 6.625 1.470 12.2 11.2 10.5 -3.8 CALL 1000582
455 Stroker Flattop Pistons. 4.250 Stroke 1/16, 1/16, 3/16 Ring Package
468 4.185 0.033 4.250 6.800 1.275 12.3 11.3 10.6 -3.8 CALL R 1000583
* These piston are designed around aftermarket rods. Narrowing the small end of factory rods may be required.
  • Lightweight

  • Tight running clearance

  • WE CAN BEAT ANY PRICE ON AUTOTEC
  • WILL SHIP ANYWHERE IN THE LOWER 48 STATES FOR 29.00
  • WE HANDLE THE COMPLETE AUTO TEC PRODUCT LINE ALONG WITH ROSS AND DIAMOND PISTONS. WE ALSO DO CUSTOM PISTONS.
  • CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. 
    CONTACT US THE PRICE IS NEGOTIABLE BEST OFFER

    Warning: May cause cancer and reproductive harm.