1/2 In. x 20 Thread 9/16 In. Head Package Quantity: 1 Dorman - AutoGrade - Oil-Tite! - Clamshell Packaging Type: Clamshell Thread Pitch: 20
1.0 In. Length 16 mm Head M12 x 1.75 Thread Package Quantity: 1 Dorman - AutoGrade - Oil-Tite! - Clamshell Packaging Type: Clamshell Thread Pitch: 1.75
1.06 In. Length 15 mm Head M12 x 1.75 Thread Package Quantity: 1 Dorman - AutoGrade - Oil-Tite! - Clamshell Packaging Type: Clamshell Thread Pitch: 1.75
1/2 In. x 20 Thread 9/16 In. Head Package Quantity: 1 Dorman - AutoGrade - Oil-Tite! Packaging Type: Card Thread Pitch: 20
1.06 In. Length 15 mm Head M12 x 1.75 Thread Package Quantity: 1 Dorman - HELP! - Carded Packaging Type: Card Thread Pitch: 1.75
1.06 In. Length 15 mm Head M12 x 1.75 Thread Package Quantity: 1 Dorman - AutoGrade - Oil-Tite! Packaging Type: Card Thread Pitch: 1.75
1/2 In. x 20 Thread 9/16 In. Head Package Quantity: 1 Dorman - HELP! - Carded Packaging Type: Card Thread Pitch: 20
1.0 In. Length 16 mm Head M12 x 1.75 Thread Package Quantity: 1 Dorman - AutoGrade - Oil-Tite! Packaging Type: Card Thread Pitch: 1.75
1/2 In. x 20 Thread 9/16 In. Head Package Quantity: 5 Dorman - AutoGrade - Boxed Packaging Type: Box
1.06 In. Length 15 mm Head M12 x 1.75 Thread Package Quantity: 5 Dorman - AutoGrade - Boxed Packaging Type: Box Thread Pitch: 1.75
Twist Style Package Quantity: 1 Dorman - AutoGrade - Carded Packaging Type: Card Thread Pitch: 1.75
1.0 In. Length 16 mm Head M12 x 1.75 Thread Package Quantity: 5 Dorman - AutoGrade - Boxed Packaging Type: Box Thread Pitch: 1.75
11/16 In. x 20 Single Oversized Thread Package Quantity: 5 Dorman - AutoGrade - Boxed Packaging Type: Box Thread Pitch: 20
Browse our selection of quality engine oil drain plug parts designed specifically for your Buick Roadmaster. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
75 · Base · Collector's Edition · Estate Wagon · Estate Wagon Collector's Edition · Limited · Limited Collector's Edition
Convertible · Coupe · Hardtop · Sedan · Wagon
L8 5.2L · V8 5.0L · V8 5.3L · V8 5.7L · V8 6.0L
Automatic · U/K