Chev 454 502 1 Piece RMS TCI Flexplate 1991 - 1997 Steel Crank # TCI399873 Cylinder Head They are lightweight

They are lightweight

TCI Machined Flexplates

2 Groove Crank Pulley (BBCL2CR)

Chev LS1 LS2 ARP Rear Motor Cover Fasteners 12 Point # 434-1504

If using a different throttle body

Chev 454 502 1 Piece RMS TCI Flexplate 1991 - 1997 Steel Crank # TCI399873 Cylinder Head They are lightweightChev 454 502 1 Piece RMS TCI Flexplate 1991 1997 Steel Crank # TCI399873 Flexplate, 168 Tooth, External Engine Balance, 1 Piece Rear Main Seal, SFI 29. 1, Chevy 454 7. 4L, Each Ring Gear Tooth Quantity: 168 tooth Flexplate Diameter: 14. 00 Rear Main Seal Style: 1 piece Engine Balance: External, 41. 7 oz. imbalance Flexplate Material: Steel SFI Rating: SFI 29. 1 Quantity: Sold individually. Notes: 41. 7 oz. Imbalance for 1 piece rear main seal and