4.125" Flat Top 302W 363 Stroker Ford Windsor SBF, Forged 4032, Pistons, -5cc, CH 1.090"

1000352 Racetec / Autotec Small Block Ford 302W Flat Top Forged Pistons

Small Block Ford 302W Flat Top pistons

CNC Precision machined ring grooves for 1.5mm, 1.5mm, 3.0mm Rings.

Top ring land gas distribution groove to enhance performance and improve ring seal.

990-2800-51-15C or 990-2500-51-15C wrist pins, pin fit, wire locks, broached pin oilers and accumulator grooves are standard.

Diamond turned skirts.

• Windsor Piston Bore size:  4.125"
• Engine Capacity:  363 cu
• Stroker Compression Height: 1.090"
• Valve Relief:  -5cc 
• Stroker Combination: 3.400" stroke x 5.400" Conrod. 
• Compression Ratios: 11.1:1 @ 60cc / 10.6:1 @ 64cc
• Rings Size: 1.5mm x 1.5mm x 3.00mm
• Rings Included:  NO
• Gudgeon Pin size: 0.927" Chevy pin

AutoTec pistons are the Street/Strip family of the Ractec brand. These Forged Autotec Windsor pistons a High Quality, Precision Manufactured Forged piston option at an extremely competitive price.

The AutoTec line are manufactured on the same high quality CNC machines and tools as the all-out race RaceTec Windsor pistons including diamond turned ring grooves and skirts.

The Autotec Forged Windsor Pistons are made out of 4032 High Silicone Aluminium Alloy. They are extremely durable, have great wear resistance, a low expansion rate, and the high silicon content makes them very low in friction.

AutoTec 4032 Forged pistons are suited to applications Street/Strip, Muscle Cars, Performance Street Rods, as well as many special racing classes. They can also withstand mild nitrous kits, small turbos or superchargers.

Originally designed for approximately 600 horsepower, we have customers that frequently

fine tune engines that, with a bit of supercharger boost, yield 850+ horsepower in Small

Block applications. Everyone can benefit from the excellent value of the AutoTec Forged Pistons.