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1955-1957 Chevy LT Swap Kit Parts

LT Swap Kits

LT swap parts for the 1955, 1956 and 1957 Chevy: the Muscle Rods Tri-Five LT conversion kit, LT engine mounts with frame brackets, the Sure-Fit crossmember, the fabricated LT conversion oil pan, EFI fuel tanks with 400 LPH pumps for sedans and for Nomad and wagon bodies, the 400 LPH fuel line kit, aluminum radiators, transmission mount adapters and LT accessory brackets for L83 and L86 truck engines.

  • LT pan built for Muscle Rods LT kits
  • Separate tanks for sedans and wagons
  • Sure-Fit crossmember for non-convertibles

Put your Bel Air, 210 or 150 in the LT swap kit builder, or browse the BRP install guides.

1955-1957 Chevy LT swap parts

Conversion kit, LT mounts and crossmember

LT conversion oil pan

A fabricated aluminum pan made to work with Muscle Rods LT conversion kits. It holds 5 quarts and takes an AC Delco PF48 filter.

EFI fuel tanks for 150, 210, Bel Air and Delray

Nomad, wagon and sedan delivery fuel tanks

Fuel line and regulator kit

Aluminum radiators

Transmission mount adapters

LT accessory brackets

What comes in the 1957 Chevy EFI tank kit

  • In-tank fuel pump module
  • 400 LPH Walbro pump
  • Sending unit
  • Vent filter
  • Gaskets
  • Hardware

1955-1957 Chevy LT fitment notes

  • The LTX2 kit is listed for every 1955, 1956 and 1957 Chevy.
  • BRP lists the Tri-Five Sure-Fit crossmember for 1955-1957 Chevrolets except convertibles.
  • Sedan tanks are split by year: a 1955-1956 tank and a 1957 tank, both listed for the 150, 210, Bel Air and Delray.
  • Nomad, 150 and 210 station wagon and sedan delivery bodies use their own tanks, again split 1955-1956 and 1957.
  • The 400 LPH Walbro pump in these tanks is rated for supercharged engines or more than 550 hp.
  • With the LT conversion pan, GM dipstick 12643278 and tube 12652951 are the recommended pair.
  • The radiators fit the 150, 210, Bel Air and Delray, in automatic or manual versions, with or without a fan.
  • Accessory brackets listed here are for L83 and L86 truck engines, with or without A/C.

Fitment comes from each product listing. BRP has not posted a 1955-1957 Chevy LT install guide, so tunnel, header and transmission fit are not covered here.

1955-1957 Chevy LT swap FAQ

Does the LT crossmember fit a Tri-Five convertible?

The 1955-1957 Chevy Sure-Fit Crossmember is listed for 1955-57 Chevrolets except the convertible.

Which oil pan is listed for the 1955-1957 Chevy LT swap?

The LT Engine Series Conversion Oil Pan, a fabricated aluminum 5 quart pan made for Muscle Rods LT kits. It uses an AC Delco PF48 filter.

My car is a Nomad. Which fuel tank do I need?

Use the Nomad and station wagon tank for your year: one covers 1955-1956, the other 1957. Both also list 150 and 210 wagons and the sedan delivery, and both use a 400 LPH pump.

Are LT headers listed for the 1955-1957 Chevy?

Not in this category at the moment.