The Multiquip 8971633991 Cylinder Head Assembly is a genuine OEM component designed for the TLG12SPX diesel powered generator. As a direct OEM replacement, this assembly is manufactured to the exact specifications of the original part, ensuring a correct, trouble-free installation on TLG12SPX equipment. Sourced directly through Multiquip's authorized parts network, the part delivers the precision fit and material integrity that engine-critical components demand. Verify your model and serial number before ordering to confirm compatibility with your specific unit.
Key Features
- Genuine OEM Engine Integrity — Manufactured to exact OEM tolerances for combustion chamber geometry, valve seat dimensions, and head surface finish — critical factors for maintaining proper compression and engine longevity.
- Direct Drop-In Installation — Engineered to align with the original head gasket surface, mounting bolt pattern, and port configuration of the TLG12SPX, allowing a straightforward head replacement without secondary machining.
- Confirmed Fitment for TLG12SPX — Verified for use on Multiquip TLG12SPX diesel powered generators, so you can order with confidence that this is the correct assembly for your machine.
- Sustained Compression and Power Output — A correctly seated cylinder head maintains the combustion seal necessary for consistent power delivery; a warped, cracked, or worn head leads to compression loss, coolant intrusion, and engine failure.
- Fuel System and Emissions Compliance — As a combustion-side component, the OEM head assembly preserves the designed air-fuel ratio and exhaust characteristics of the engine, supporting proper generator output and emissions compliance.
The cylinder head assembly forms the upper boundary of the combustion chamber, sealing the cylinder bore and housing the intake and exhaust valves, valve seats, and in many diesel engines, the precombustion or swirl chamber. It works in conjunction with the head gasket to maintain compression pressure necessary for diesel ignition. When a cylinder head cracks, warps from overheating, or develops valve seat wear, the result is lost compression, white or blue exhaust smoke, oil contamination, or coolant mixing with engine oil — all conditions that will bring a generator offline and cause broader engine damage if left unaddressed.
Questions about fitment or part compatibility? Contact the DHS Equipment team for support before ordering.
Part Details
| Part Number | 8971633991 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Cylinder Head Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | TLG12SPX |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
