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JE Pistons Standard 23 Degree Domed Forged Piston Set - SB Chevy 401 C.I. - Bore" 4.125" - Stroke: 3.750" - Rod Length: 6.000" H776C01 1984-1989 GMC P2500

SKU 27899462346
4.2
Description

1984-1989 GMC P2500

these 7 degree retainers are designed specifically for 11/32" valve engines with 1

25 mm Undersize

Shifter / Throttle Cable

JE Pistons Standard 23 Degree Domed Forged Piston Set - SB Chevy 401 C.I. - Bore" 4.125" - Stroke: 3.750" - Rod Length: 6.000" H776C01 1984-1989 GMC P2500These high compression pistons are compatible with most aftermarket 23 heads and are ideal for drag racing and circle track applications. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Precision CNC ring grooves are designed for 1 16, 1 16, 3 16 rings. Will not fit Pro Topline or Brodix 11X cylinder heads. Includes: Pin #927 2750 15 51S (130g) Double Spiro locks #927 042 CS Contact reduction grooves

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