Description
***Free shipping within the 48 states***
Cast AND Machined in the USA!
The Mast LS Swap oil pan will greatly simplify the installation of an LS engine into your car or truck. Don’t cut corners on the most important part of your engine, LS Swap with Mast!
These offer up to a 4.250″ stroke when using the Mast windage tray. This is perfect for your high-cube LSX or other LS engine.
Sand cast aluminum ls oil pan – no leaking from fabricated/welded seams
THE most universally designed LS engine swap conversion oil pan ever
Designed for swaps in to F-bodies (1st – 3rd), G-bodies, A-bodies, street rods & trucks. They also fit most all aftermarket muscle car & truck chassis!
Thick cast pan rail maintains the pan as a stressed member
Innovative oiling circuitry with -10AN fittings eliminates need for expensive adapters for remote oil coolers & oil filter
Uses production pan gasket for perfect seal (Sold Separately, GM Part Number 12612350)
Maintains factory oil filter location
Cored and baffled for excellent oil control in Pro Touring, Auto Crossing & Road Racing applications
“Cast-in” clearance fits most production windage trays or Mast LS short stroker windage tray
Short front pan depth fits any chassis
Optimum sump balances oil capacity and tight fit/low ground clearance for most applications
Sump baffle cover included
Oil drain on driver side of sump
Runs standard GM oil filters
Optional remote cooler fittings for easy, inexpensive oil routing options
Optional cap and fittings for remote filter and cooler routing options
Includes oil pickup to fit almost any stroke (Up to 4.250″)
Enlarged oil passage holes for reduced oil pressure losses
Internal cross drill eliminates external oil loop cap when using standard filter
Production GM pressure relief valve bypass built into pan
The following parts are required to complete your oil pan installation if you do not select the Oil Pan Kit in the dropdown:
Dipstick – GM Part Number 12551581
Dipstick Tube – GM Part Number 125551577
LS Oil Pan Gasket (Can reuse factory) – GM Part Number 12612350
Oil Filter – AC Delco PN PF-46 or Equivalent
If you DO select the Oil Pan Kit, it comes complete with the following components:
Mast LS Oil Pan
Mast Stroker Windage Tray (4.250″ clearance)
Dipstick and Dipstick Tube (ACDelco)
Oil Filter (ACDelco)
Oil Pan Gasket (ACDelco)
Oil Pan Bolts
If using a Remote Oil Cooler, Oil Filter or Accumulator you MUST use Mast Motorsports specially designed fittings. Failure to use the Mast fittings will result in engine failure.
Owners Manual
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