Inline Tube

INL13372

1967-79 Pontiac Factory D Port Cylinder Head Bolts Bolt Set 400 455 Ram Air 3 HO

Head Bolt Sets

Correct Head Marking that is the letter on the bottom end of the bolt and the circle on the head of the bolt
20 piece set.
Black phosphate coated like GM replacements
grade 8 strength
This is an Inline Tube exclusive - Produced like NOS

1967-79 Pontiac (all Models) GTO, Lemans, Tempest, Firebird - V8 D port head bolts and stud bolts. Correct Head Marking that is the letter on the bottom end of the bolt and the circle on the head of the bolt. Torque Spec 95-100 LB. FT. with 10-w30 oil. Factory Correct With head Markings. 1piece 20 piece Brand New - This is the Pontiac head bolt set - This fits all Pontiac D Port Heads from 67-79. Including 69-70 Ram Air III and 70-75 455 and HO. It is a complete set. For all D Port Heads. Produced like NOS - same head markings. Black phosphate coated like GM replacements. Fits GTO Judge Firebird Trans Am Grand Prix models. Some of the most popular head casting numbers these fit are 670, 16, 12, 13, 96, 48, 62 4X, 6X, 141, 142, 7M5 in Firebird, Trans Am, GTO, LeMans, Judge, Grand Prix, Ventura and full size 67 68 69 70 71 72 73 74 75 76 77 78 79 Pontiacs with 326, 350, 400 and 455 motors. Produced like NOS - same head marking. Black phosphate coated like GM replacements. Fits GTO Judge Firebird Trans Am Grand Prix models. This is an Inline Tube exclusive - Produced like NOS - same head markings. We have looked at many bolts and these markings are the most common - we have never seen a CP (California Products) marking on these bolts. These bolts feature the exact phosphate finish exceeding the factory tensile strength so they can be torqued to 100 lbs instead 95 lbs. They are grade 8 strength. To install simply dip in standard 10-w30 oil and tighten.

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