AUTOTEC BIG BLOCK FORD BOSS 429 FORGED PISTON SET (PART #RTC-1000777)

RaceTec AutoTec Forged Pistons

RaceTec's AutoTec line of forged pistons offers high-quality, precision manufactured options at competitive pricing. The primary material used for AutoTec pistons is 4032 high-silicone aluminum alloy which is extremely durable, has great wear resistance, a low expansion rate, and is very low in friction.

The most common applications for AutoTec pistons include muscle car restorations, performance street rods, as well as many spec racing classes. They can also withstand mild nitrous kits, small turbos, or superchargers. A large selection of sizes and styles is available. Choose the proper fit for your application build.

Additional features for most pistons in the AutoTec line:

  • CNC Precision machined ring grooves
  • Top ring land gas distribution groove to enhance performance and improve ring seal
  • Wrist pins, pin fitting, wire locks, broached pin oilers, and accumulator groove are included
  • Diamond turned skirts

SPECIFICATIONS

Engine Family Big Block Ford BOSS 429
CID/Ltr 545/8.9
Bore Inch 4.39
Bore mm 111.51
Stroke Inch 4.5
Stoke mm 114.3
Rod Length 6.7
Comp Dist 1.32
Crown Volume -5cc
CR 2 10.9 @ 95cc
Alloy 4032
Weight Call
Pin 0.99
Oil Rails Included N/A
Top Ring 1/16"
2nd Ring 1/16"
Oil Ring HT 3/16"
Piston Style Flat Top, one valve relief

More From This Category

MANLEY Piston, 1.550 in. Compression Distance, 4.030 in. Bore Size, Flat Top, Left, For Chevrolet SB, Each

MANLEY Piston, 1.550 in. Compression Distance, 4.030 in. Bore Size, Flat Top, Left, For Chevrolet SB, Each

$217.22

MANLEY Piston, Turbo Tuff, Extreme Duty, 1.375 in. Compression Distance, 85.5 mm Bore Size, -12 Dish, For Mitsubishi, Each

MANLEY Piston, Turbo Tuff, Extreme Duty, 1.375 in. Compression Distance, 85.5 mm Bore Size, -12 Dish, For Mitsubishi, Each

$507.82

ICON Piston, 4.25 in. Bore, 1/16, 1/16, 3/16 in. Ring Grooves, For Chrysler 478 Rod 6.760 Dish 12cc, .030 Oversized, w/ Rings, Each

ICON Piston, 4.25 in. Bore, 1/16, 1/16, 3/16 in. Ring Grooves, For Chrysler 478 Rod 6.760 Dish 12cc, .030 Oversized, w/ Rings, Each

$1,671.73

SPEED PRO Pistons, Hypereutectic, Dome, 4.185 in. Bore, 400 ci SB For Chevrolet, Each (Minimum Order Qty 8)

SPEED PRO Pistons, Hypereutectic, Dome, 4.185 in. Bore, 400 ci SB For Chevrolet, Each (Minimum Order Qty 8)

$54.21

ICON Piston, 4 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, For Chevrolet 350 Rod 6.000 Flat Top +4.7cc 2V, .040 Oversized, w/ Rings, Each

ICON Piston, 4 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, For Chevrolet 350 Rod 6.000 Flat Top +4.7cc 2V, .040 Oversized, w/ Rings, Each

$1,722.38

MANLEY Piston, 1.215 in. Compression Distance, 3.633 in. Bore Size, -10cc Dish, For Ford BA, Set of 6

MANLEY Piston, 1.215 in. Compression Distance, 3.633 in. Bore Size, -10cc Dish, For Ford BA, Set of 6

$2,076.91