[Fitment] Compatible with SB 260 289 302 351W Engine.(Please make sure your car model before ordering.) [Product Size] Bolts are 1/4" - 20 Thread pitch, Bolts measure 1 3/8 In length,studs measure 1 1/4" In length. [High Quality] Our chrome steel hex head bolt kit is made of chrome steel and has wear resistance and corrosion resistance, with a long service life. One end has a crosshead for easy installation. [Direct Replacement] Strictly produce according to size and replace directly without modification. Can replace old or damaged parts very well. [Package Includes] You will get 12Pcs premium quality chromed steel hex head bolt kit.If you have any question, please feel free to contact us. We are committed to delivering better products and services for every customer. Description:
Bolts are 1/4" - 20 thread pitch
Bolts measure: 1 3/8"
Studs measure: 1 1/4"
Fitment:
Fits 396 402 427 454 502 572 engines.