Forged PISTONS - FE Big Block Ford 390 - 469

 
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fX Series pistons from $599.95

Ceramic Thermal Barrier coating on Top & Graphite Skirt Coating $550.00

The 'X Groove' Explained

 

FE Big Block 390/ 428/ 442/ 455 (4050 STD Bore)

FX Ford Pistons 390/ 428/ 442/ 455 (4050 STD Bore)

4050 Available Bore Sizes: 4.050 ,4.080 ,4.090, 4.110

Add the Bore size to the end of the part # IE. 1-5000-4080 for a 4.080 bore size.

Series CID Stroke Rod Length Pin Height Pin Size Ring Sizes Piston Top

Compression Ratio

Head CC - Comp Ratio

Alloy Pistons Piston and Ring Kits
1-FX 390 3.784" 6.489" 1.775" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-11.18, 72cc-10.35, 76cc-9.93 4032 1-5000 K1-5000
2-FX 390 3.784" 6.489" 1.775" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-11.18, 72cc-10.35, 76cc-9.93 2618 2-5000 K2-5000
3-FX 390 3.784" 6.489" 1.775" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-11.18, 72cc-10.35, 76cc-9.93 2618 3-5000 K3-5000
1-FX 390 3.784" 6.489" 1.775" .975 1/16-1/16-3/16" -10cc FE Dish Top 65cc-10.57, 72cc-9.83, 76cc-9.46 4032 1-5003 K1-5003
2-FX 390 3.784" 6.489" 1.775" .975 1/16-1/16-3/16" -10cc FE Dish Top 65cc-10.57, 72cc-9.83, 76cc-9.46 2618 2-5003 K2-5003
3-FX 390 3.784" 6.489" 1.775" .975 1/16-1/16-3/16" -10cc FE Dish Top 65cc-10.57, 72cc-9.83, 76cc-9.46 2618 3-5003 K3-5003
1-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-11.72, 72cc-10.84, 76cc-10.40 4032 1-5020 K1-5020
2-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-11.72, 72cc-10.84, 76cc-10.40 2618 2-5020 K2-5020
3-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-11.72, 72cc-10.84, 76cc-10.40 2618 3-5020 K3-5020
1-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.20, 72cc-9.54, 76cc-9.21 4032 1-5023 K1-5023
2-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.20, 72cc-9.54, 76cc-9.21 2618 2-5023 K2-5023
3-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.20, 72cc-9.54, 76cc-9.21 2618 3-5023 K3-5023
1-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.19, 76cc-10.74 2618 1-5060 K1-5060
2-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.19, 76cc-10.74 2618 2-5060 K2-5060
3-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.19, 76cc-10.74 2618 3-5060 K3-5060
1-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -20cc FE Dish Top 65cc-10.32, 72cc-9.67, 76cc-9.34 2618 1-5063 K1-5063
2-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -20cc FE Dish Top 65cc-10.32, 72cc-9.67, 76cc-9.34 2618 2-5063 K2-5063
3-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -20cc FE Dish Top 65cc-10.32, 72cc-9.67, 76cc-9.34 2618 3-5063 K3-5063

 

FE Big Block 428/ 442/ 455/ 469 (4130 STD Bore)

FX Ford Pistons 428/ 442/ 455 /469 (4130 STD Bore)

4050 Available Bore Sizes: 4.130, 4.160 , 4.170, 4.190

Add the Bore size to the end of the part # IE. 1-5020-4160 for a 4.160 bore size.

Series CID Stroke Rod Length Pin Height Pin Size Ring Sizes Piston Top

Compression Ratio

Head CC - Comp Ratio

Alloy Pistons Piston and Ring Kits
1-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.20, 76cc-10.74 4032 1-5020 K1-5020
2-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.20, 76cc-10.74 2618 2-5020 K2-5020
3-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.20, 76cc-10.74 2618 3-5020 K3-5020
1-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.53, 72cc-9.85, 76cc-9.51 4032 1-5023 K1-5023
2-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.53, 72cc-9.85, 76cc-9.51 2618 2-5023 K2-5023
3-FX 428 3.984" 6.489" 1.674" .975 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.53, 72cc-9.85, 76cc-9.51 2618 3-5023 K3-5023
1-FX 428 3.984" 6.700" 1.470" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.20, 76cc-10.74 4032 1-5050 K1-5050
2-FX 428 3.984" 6.700" 1.470" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.20, 76cc-10.74 2618 2-5050 K2-5050
3-FX 428 3.984" 6.700" 1.470" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.10, 72cc-11.20, 76cc-10.74 2618 3-5050 K3-5050
1-FX 428 3.984" 6.700" 1.470" .990 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.53, 72cc-9.85, 76cc-9.51 4032 1-5053 K1-5053
2-FX 428 3.984" 6.700" 1.470" .990 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.53, 72cc-9.85, 76cc-9.51 2618 2-5053 K2-5053
3-FX 428 3.984" 6.700" 1.470" .990 1/16-1/16-3/16" -18cc FE Dish Top 65cc-10.53, 72cc-9.85, 76cc-9.51 2618 3-5053 K3-5053
1-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.50, 72cc-11.56, 76cc-11.09 4032 1-5060 K1-5060
2-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.50, 72cc-11.56, 76cc-11.09 2618 2-5060 K2-5060
3-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.50, 72cc-11.56, 76cc-11.09 2618 3-5060 K3-5060
1-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -20cc FE Dish Top 65cc-10.66, 72cc-9.99, 76cc-9.64 4032 1-5063 K1-5063
2-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -20cc FE Dish Top 65cc-10.66, 72cc-9.99, 76cc-9.64 2618 2-5063 K2-5063
3-FX 442 4.125" 6.700" 1.390" .990 1/16-1/16-3/16" -20cc FE Dish Top 65cc-10.66, 72cc-9.99, 76cc-9.64 2618 3-5063 K3-5063
1-FX 455 4.250" 6.700" 1.335" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.84, 72cc-11.88, 76cc-11.39 4032 1-5070 K1-5070
2-FX 455 4.250" 6.700" 1.335" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.84, 72cc-11.88, 76cc-11.39 2618 2-5070 K2-5070
3-FX 455 4.250" 6.700" 1.335" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-12.84, 72cc-11.88, 76cc-11.39 2618 3-5070 K3-5070
1-FX 455 4.250" 6.700" 1.335" .990 1/16-1/16-3/16" -24cc FE Dish Top 65cc-10.54, 72cc-9.90, 76cc-9.58 4032 1-5073 K1-5073
2-FX 455 4.250" 6.700" 1.335" .990 1/16-1/16-3/16" -24cc FE Dish Top 65cc-10.54, 72cc-9.90, 76cc-9.58 2618 2-5073 K2-5073
3-FX 455 4.250" 6.700" 1.335" .990 1/16-1/16-3/16" -24cc FE Dish Top 65cc-10.54, 72cc-9.90, 76cc-9.58 2618 3-5073 K3-5073
1-FX 469 4.375" 6.800" 1.170" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-13.19, 72cc-12.20, 76cc-11.70 4032 1-5080 K1-5080
2-FX 469 4.375" 6.800" 1.170" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-13.19, 72cc-12.20, 76cc-11.70 2618 2-5080 K2-5080
3-FX 469 4.375" 6.800" 1.170" .990 1/16-1/16-3/16" -5cc FE Flat Top 65cc-13.19, 72cc-12.20, 76cc-11.70 2618 3-5080 K3-5080