New, Mast Stroker Oil Pan Kit!

Cast AND Machined in the USA, includes our stroker windage tray that clears massive 4.250" stroke cranks!

The Mast LS Stroker oil pan will greatly simplify the installation of a big-inch LS engine into your car or truck. Don't cut corners on the most important part of your engine, LS Swap with Mast!

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
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
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 the pan

The Mast LS Stroker Oil Pan kit comes complete with the following components:

Mast LS Oil Pan
Mast Stroker Windage Tray
Dipstick and Dipstick Tube
Oil Filter
Oil Pan Gasket
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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