Description
Part Number: 302-3BK
Holley GM LS Retrofit Engine Oil Pan – Carbon Black Finish
Engineered specifically for GM LS engine conversions requiring maximum chassis and steering rack clearance with up to 4.00″ stroker crankshaft capacity.
Key Features & Performance Advantages
- ☑ Maximum Stroke Clearance: Designed to clear up to 4.00″ stroke crankshafts with standard OE connecting rods.
- ☑ Optimised Sump Profile: Provides maximum clearance around chassis crossmembers, steering linkages, and Fox Body rack & pinion setups.
- ☑ Integrated Turbo Oil Return Ports: Includes two 1/2″ NPT oil return bosses (one on each side) for twin or single turbo drain lines.
- ☑ Durable Carbon Black Finish: High-quality black coating delivers superior thermal resistance and protection while matching modern engine bay themes.
- ☑ OEM-Style Fitment & Rigidity: Cast aluminum construction maintains structural bellhousing rigidity, OE oil filter mounting, and factory sealing integrity.
Technical Specifications
| Brand | Holley |
|---|---|
| Manufacturer Part Number | 302-3BK |
| Engine Compatibility | GM LS Series (LS1, LS2, LS3, LS6, LS7, L92, Iron Block Vortec) |
| Maximum Crankshaft Stroke | 4.00″ (101.6 mm) |
| Sump Capacity | 5.6 Quarts (5.3 Litres) |
| Total Capacity with Filter | 6.1 Quarts (5.8 Litres) |
| Material & Finish | Cast Aluminum with Carbon Black Finish |
| Turbo Oil Returns | Dual 1/2″-14 NPT Side Ports |
| Oil Filter Provision | ACDelco PF48 / PF48E or equivalent (M22 x 1.5 thread stud included) |
What’s Included in the Box
- Holley 302-3BK Cast Aluminum LS Oil Pan (Black Finish)
- OEM-style Oil Pickup Tube
- Sump Baffle Assembly
- Oil Filter Mounting Stud (M22 x 1.5)
- Oil Passage Cover & Gasket
- Drain Plug & Pan Mounting Hardware
As an official Holley performance partner, JP Racing supplies authentic LS swap solutions backed by technical expertise and fast UK dispatch. Upgrade your engine conversion with confidence and maximum clearance.



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