Diamond Racing Pistons - 231 V6 (Grand National)

Buick - 231 V6 (Grand National)
Piston Features:
  • 3D milling on piston crowns for ready to install finish
  • Engineered for turbo applications
  • Top ring down dimension: .280"
  • Ratios figured for .040 head gasket @ 9.540 Deck
  • Standard ring package 1/16 x 1/16 x 3/16 ring package
  • Premium 8620 .155W wrist pins included
  • Valve pocket depth: 0.158" intake and sym. exhaust
  • Made from 2618 alloy

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Items 1-3 of 3
image
item no
bore
stroke
rod
comp height
pin
cc
compression ratio
ring thickness
cyl qty
msrp
buy
21401-6 3.8203.4005.9601.850.940 x 2.750-29.5cc8.21/16 x 1/16 x 3/166$1171.61
21402-6 3.8303.4005.9601.850.940 x 2.750-29.5cc8.31/16 x 1/16 x 3/166$1171.61
21403-6 3.8403.4005.9601.850.940 x 2.750-29.5cc8.31/16 x 1/16 x 3/166$1171.61
Swipe left or right on tables below to see more info.

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