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233 Buick V6 & Grand National, FX, Comp Height: 1.85, -15cc Dish Top, PIN: .94", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.400", ROD: 5.96, Approx Comp Ratio: 41cc-11.03, 46cc-10.29, 55cc-9.21 NOTE: Effective April 17, 2025, These Buick ring grooves have been updated to the new specifications of 1.2-1.2-3mm. Parts manufactured prior to this date feature ring grooves with dimensions of 1/16-1/16-3/16.
When your order has shipped, you will receive an email notification from ShipStation and Our Website which will include a tracking number you can use to check its status. Please allow 48 hours for the tracking information to become available as some methods of shipment differ from one to another.
If you haven’t received your order within 5 days of receiving your shipping confirmation email, please contact us at marianne@fullthrottlespeed.com with your name and order number, and we will look into it for you!


