Buick V6 - 3800 Series 2 L67
Forced Induction - Dish

• Upgraded replacement 4032 alloy forged piston for the L67 based engine.
• Forced induction applications.
• .250” undercrown thickness.
• Standard 1.5mm x 1.5mm x 3.0mm ring package.
• Top ring down = .240”.
• Offset wrist pins for quiet operation.
• Premium 4130 pins included.

Buick V6 - 3800 Series 2 L67
Part #	Bore	Stroke	Rod	C. D.	Wt	Pin	CC's	Comp Ratio			Purchase Online
								9.5
21405 $570	3.800 3.810 3.820	3.400	5.640	1.205	390 394 397	.905	-3.6				Discounted Prices
21408 $570	3.800 3.810 3.820	3.400	5.640	1.205	388 390 394	.905	-13.3	8.5			Discounted Prices
21411 $570	3.800 3.810 3.820	3.400	5.640	1.205	387 390 391	.905	-19.5	8.0			Discounted Prices