HeadBolts.com engine hardware store

We have cylinder head bolts (as well as all types of engine fasteners) for gas and diesel engines.

Automotive, truck, and inboard marine applications.

Free Shipping over $125.00  !

Free shipping on orders over 125.00 dollars for domestic orders only.

  • Browse our aisles by going to categories menu, For all the engine hardware needs. We have bolts for your car ,truck or marine inboard engine

Price: $89.99
Availability: Out of Stock

    Oldsmobile V8 cylinder head bolts 1/2 77-up 307-455. 

    307,350,403 and 455 Oldsmobile engines. 

    307 vin y 1980-90 vin 9 83-90

    403 vin code k 1977-1979

    full set of ARP hi performance  head bolts

    also used in some buick cars 

     buick 403 / 6.6 liter vin code k

    century 1977

    electra 77-79 

    estate wagon 77-79 

    lesabre 77-79

    regal  77

    riviera 77-78

    some of the oem bolts may have studs on top caution these do not have them

    gm made the spilt to 1/2 bolts in 1977 check size before ordering if you have 7/16 thread bolts use 180-3600


    Number of questions: 0

    Providing cylinder head bolts / engine fasteners to engine rebuilders  since 1988

    HeadBolts.com 20 mirona rd ext Portsmouth NH 03801

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