302-1 LS Swap Retrofit Oil Pan Kit Replacement - Retrofit

In this review of the 302-1 LS Swap Retrofit Oil Pan Kit the bottom line is simple: this is a practical retrofit solution for builders installing LS Gen III and Gen IV V8 engines into 1955-1987 GM cars and trucks. The reviewer found the kit most valuable for engine swaps where rear sump orientation and crossmember clearance are concerns, because it offers a ready-made aluminum pan, pickup and hardware that simplify plumbing and oil control compared with fabricating a custom sump. Fit and finish are solid for the price, and the kit includes the parts needed to get a swapped LS1/LS2/LS3/LS6/LSX engine running without an ad hoc oiling setup.

Key Features

• Retrofit fit: Designed to work with a wide range of 1955-1987 GM vehicles so builders avoid extensive pan modification when installing LS engines.
• Rear sump design: A rear-mounted sump gives improved compatibility with classic frames and crossmember layouts in many swap scenarios.
• Aluminum construction: The natural aluminum pan resists corrosion and provides a durable, lightweight replacement compared with steel pans.
• Includes hardware and gasket: The kit ships with pickup, bracket, plates, gaskets and hardware to reduce parts hunting and shorten installation time.
• Improved oil control: Internal baffling and supplied pickup help maintain oil supply under load in a swapped chassis environment.
• Capacity noted: The pan holds 5.50 quarts and the engine requires a total of 6 quarts with the stock filter, simplifying oil planning for the swap.

Who It's For

This kit is aimed at hobbyists and professional mechanics doing LS swaps into older GM cars and trucks from 1955 through 1987 who want a ready-to-install rear sump pan that works with LS1, LS2, LS3, LS6, LSX and the common displacements like 4.8L, 5.3L, 5.7L, 6.0L and 6.2L. It suits builders who prefer an off-the-shelf solution that includes pickup and mounting hardware rather than fabricating a pickup or modifying a stock pan.

It is less well matched to projects where room is extremely tight around steering linkages, crossmembers or unusual chassis layouts; in some installations the engine location may need to be moved up/down or fore/aft for clearance. Buyers who need a dipstick tube or a different sump location should verify fitment before ordering.

Pros & Cons

Pros

• Good fit for many 1955-1987 GM swap applications and supports common LS Gen III/IV engines.
• Complete kit reduces additional parts purchases and speeds up installation.
• Aluminum, baffled pan with included pickup offers reliable oil control for swapped engines.

Cons

• Some installations require engine position adjustment for crossmember or steering clearance, so fit is not truly universal.
• Customers report mixed experiences on alignment and bolt hole fit in a few chassis, so careful test-fitting is advised.

Specifications

Our Verdict

The 302-1 retrofit oil pan kit is a practical and cost-effective choice for most LS swap projects into 1955-1987 GM vehicles because it bundles a rear sump aluminum pan, pickup and mounting hardware to reduce fabrication time. It represents good value for builders who accept the need to check engine position and clearance in tight chassis. For straightforward swaps this kit removes uncertainty and speeds installation while delivering reliable oil control.

Frequently Asked Questions

Will this pan fit my LS engine swap?
It fits LS Gen III and Gen IV V8 engines listed, but engine position may need minor adjustment for crossmember or steering clearance in some chassis.

Does the kit include pickup and gaskets?
Yes, the package includes a pickup, bracket, plates, gaskets and hardware to install the pan.

How much oil does the pan hold?
The pan capacity is 5.50 quarts and the engine will take about 6 quarts total including the stock filter.