302 Inverted Dome

These pistons are designed to be compatible with forced induction and nitrous applications. The valve reliefs are machined to accommodate larger valves and long duration, tight lobe separation cams. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings. Part number 293082 features a full round dish.

Includes:

  • Pin #912-2750-14-51S (123g)
  • Pin #927-2750-15-51S (130g)
  • Double spiro locks (#927-042-CS)
  • Contact Reduction Grooves
  • Double pin oilers
Part # Brand Bore Stroke Rod Deck Head CC Comp. Ratio Comp. Height Crown Vol. Ring Set Head Type Stock Action
131656 JE Pistons 4.030 3.000 5.090 8.200 56.0 9.3 1.600 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
131656 JE Pistons 4.030 3.850 5.956 9.500 60.0 11.1 1.600 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
131656 JE Pistons 4.030 3.850 5.956 9.500 56.0 11.6 1.600 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
131656 JE Pistons 4.030 3.000 5.090 8.200 60.0 8.8 1.600 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
131656 JE Pistons 4.030 3.850 5.956 9.500 64.0 10.6 1.600 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
131656 JE Pistons 4.030 3.000 5.090 8.200 64.0 8.4 1.600 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
314509 JE Pistons 4.030 3.400 5.400 8.200 60.0 9.9 1.100 -10.50 J10008-4030-5 Inv Dome/Dish Back Order
314509 JE Pistons 4.030 3.400 5.400 8.200 64.0 9.5 1.100 -10.50 J10008-4030-5 Inv Dome/Dish Back Order
314509 JE Pistons 4.030 3.400 5.400 8.200 56.0 10.4 1.100 -10.50 J10008-4030-5 Inv Dome/Dish Back Order
170847 JE Pistons 4.020 3.400 5.400 8.200 56.0 9.1 1.100 -22.00 J10008-4020-5 Inv Dome/Dish Back Order
170847 JE Pistons 4.020 3.400 5.400 8.200 60.0 8.8 1.100 -22.00 J10008-4020-5 Inv Dome/Dish Back Order
170847 JE Pistons 4.020 3.400 5.400 8.200 64.0 8.5 1.100 -22.00 J10008-4020-5 Inv Dome/Dish Back Order
314511 JE Pistons 4.125 3.400 5.400 8.200 60.0 9.9 1.100 -14.00 J10008-4125-5 Inv Dome/Dish In stock
314511 JE Pistons 4.125 3.400 5.400 8.200 64.0 9.5 1.100 -14.00 J10008-4125-5 Inv Dome/Dish In stock
314511 JE Pistons 4.125 3.400 5.400 8.200 56.0 10.4 1.100 -14.00 J10008-4125-5 Inv Dome/Dish In stock
170848 JE Pistons 4.030 3.400 5.400 8.200 56.0 9.1 1.100 0.00 J10008-4030-5 Inv Dome/Dish Back Order
170848 JE Pistons 4.030 3.400 5.400 8.200 60.0 8.8 1.100 0.00 J10008-4030-5 Inv Dome/Dish Back Order
170848 JE Pistons 4.030 3.400 5.400 8.200 64.0 8.5 1.100 0.00 J10008-4030-5 Inv Dome/Dish Back Order
314512 JE Pistons 4.020 3.250 5.400 8.200 64.0 9.5 1.175 -6.50 J10008-4020-5 Inv Dome/Dish Back Order
314512 JE Pistons 4.020 3.250 5.400 8.200 60.0 9.9 1.175 -6.50 J10008-4020-5 Inv Dome/Dish Back Order
314512 JE Pistons 4.020 3.250 5.400 8.200 56.0 10.4 1.175 -6.50 J10008-4020-5 Inv Dome/Dish Back Order
232462 JE Pistons 4.040 3.400 5.400 8.200 60.0 8.8 1.100 -22.00 J100F8-4040-5 Inv Dome/Dish Back Order
232462 JE Pistons 4.040 3.400 5.400 8.200 56.0 9.6 1.100 -22.00 J100F8-4040-5 Inv Dome/Dish Back Order
232462 JE Pistons 4.040 3.400 5.400 8.200 64.0 8.5 1.100 -22.00 J100F8-4040-5 Inv Dome/Dish Back Order
314515 JE Pistons 4.125 3.250 5.400 8.200 64.0 9.5 1.175 -10.20 J10008-4125-5 Inv Dome/Dish Back Order
314515 JE Pistons 4.125 3.250 5.400 8.200 60.0 9.9 1.175 -10.20 J10008-4125-5 Inv Dome/Dish Back Order
314515 JE Pistons 4.125 3.250 5.400 8.200 56.0 10.4 1.175 -10.20 J10008-4125-5 Inv Dome/Dish Back Order
170850 JE Pistons 4.030 3.250 5.400 8.200 64.0 7.8 1.175 -26.50 J10008-4030-5 Inv Dome/Dish Back Order
170850 JE Pistons 4.030 3.250 5.400 8.200 56.0 8.4 1.175 -26.50 J10008-4030-5 Inv Dome/Dish Back Order
170850 JE Pistons 4.030 3.250 5.400 8.200 60.0 8.1 1.175 -26.50 J10008-4030-5 Inv Dome/Dish Back Order
232471 JE Pistons 4.030 3.250 5.400 8.200 56.0 9.9 1.175 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
232471 JE Pistons 4.030 3.250 5.400 8.200 64.0 9.1 1.175 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
232471 JE Pistons 4.030 3.250 5.400 8.200 60.0 9.5 1.175 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
293082 JE Pistons 4.125 3.400 5.400 8.200 56.0 9.1 1.100 -26.00 J100F8-4125-5 Inv Dome/Dish In stock
293082 JE Pistons 4.125 3.400 5.400 8.200 60.0 8.8 1.100 -26.00 J100F8-4125-5 Inv Dome/Dish In stock
293082 JE Pistons 4.125 3.400 5.400 8.200 64.0 8.5 1.100 -26.00 J100F8-4125-5 Inv Dome/Dish In stock
314513 JE Pistons 4.030 3.250 5.400 8.200 64.0 9.5 1.175 -6.80 J10008-4030-5 Inv Dome/Dish Back Order
314513 JE Pistons 4.030 3.250 5.400 8.200 60.0 9.9 1.175 -6.80 J10008-4030-5 Inv Dome/Dish Back Order
314513 JE Pistons 4.030 3.250 5.400 8.200 56.0 10.4 1.175 -6.80 J10008-4030-5 Inv Dome/Dish Back Order
232470 JE Pistons 4.030 3.400 5.400 8.200 60.0 9.9 1.100 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
232470 JE Pistons 4.030 3.400 5.400 8.200 64.0 9.5 1.100 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
232470 JE Pistons 4.030 3.400 5.400 8.200 56.0 10.4 1.100 -11.00 J10008-4030-5 Inv Dome/Dish Back Order
232463 JE Pistons 4.040 3.250 5.400 8.200 60.0 8.5 1.175 -26.00 J100F8-4040-5 Inv Dome/Dish Back Order
232463 JE Pistons 4.040 3.250 5.400 8.200 56.0 8.8 1.175 -26.00 J100F8-4040-5 Inv Dome/Dish Back Order
232463 JE Pistons 4.040 3.250 5.400 8.200 64.0 8.2 1.175 -26.00 J100F8-4040-5 Inv Dome/Dish Back Order
314514 JE Pistons 4.040 3.250 5.400 8.200 64.0 9.5 1.175 -7.20 J10008-4040-5 Inv Dome/Dish Back Order
314514 JE Pistons 4.040 3.250 5.400 8.200 60.0 9.9 1.175 -7.20 J10008-4040-5 Inv Dome/Dish Back Order
314514 JE Pistons 4.040 3.250 5.400 8.200 56.0 10.4 1.175 -7.20 J10008-4040-5 Inv Dome/Dish Back Order
314510 JE Pistons 4.040 3.400 5.400 8.200 60.0 9.9 1.100 -10.90 J10008-4040-5 Inv Dome/Dish Back Order
314510 JE Pistons 4.040 3.400 5.400 8.200 64.0 9.5 1.100 -10.90 J10008-4040-5 Inv Dome/Dish Back Order
314510 JE Pistons 4.040 3.400 5.400 8.200 56.0 10.4 1.100 -10.90 J10008-4040-5 Inv Dome/Dish Back Order
314508 JE Pistons 4.020 3.400 5.400 8.200 60.0 9.9 1.100 -10.10 J10008-4020-5 Inv Dome/Dish Back Order
314508 JE Pistons 4.020 3.400 5.400 8.200 64.0 9.5 1.100 -10.10 J10008-4020-5 Inv Dome/Dish Back Order
314508 JE Pistons 4.020 3.400 5.400 8.200 56.0 10.4 1.100 -10.10 J10008-4020-5 Inv Dome/Dish Back Order