Product Summary

Flanged hex Head Style, Black, Steel

  • Heavy Duty Bolts
  • High strength, grade 12.9 bolts
  • BP coated for long lasting corrosion protection and prevents threads from seizing
  • No Washers Needed with These Flange Head Bolts
  • 551939
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Key Specs

MFG. Part #551939
BrandICT BILLET
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ICT BILLET 551939 Details

LT and LSA Flexplate/Flywheel Bolts SetCompatible with: GM LT series (Gen V) and LSA engines with 8 bolt crankshafts (manual and automatic transmission)
  • M11-1.5 thread, 23.5mm length (OEM length, measured underneath head)
  • Package Includes: 8 bolts
  • 12.9 high strength bolts (factory bolts are 10.9 rated)


*LS1, LS2, LS3, LS6, and LS7 engines use 6 bolt Crankshafts (part number 551926) *LS9 engines require 9 bolt Crankshafts
Also compatible with RPO codes: LT1, LT4, LT5, L83, L84, L86, L87, LV3

ICT BILLET 551939 Specifications

KEY SPECS
MFG. Part #551939
BrandICT BILLET
GENERAL
Sold in QuantitySet
Head StyleFlanged hex
ColorBlack
Material TypeSteel
Thread PitchM11 x 1.5
Under Head Length0.925"

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