Truck Engines and Components
Truck Engine Parts and Components at JJ Motorsports
Upgrade your truck's engine with premium components from JJ Motorsports. Our selection includes oil sandwich adapters, extended performance oil filters, locking dipsticks, and more for reliable engine performance and maintenance. Compatible with Chevy, GM, Ford, and other trucks, these parts ensure optimal oiling systems for street, off-road, and racing applications.
Shop trusted brands like Trans-Dapt, Mobil 1, and Lokar. Explore related categories such as truck parts for overall upgrades or truck brakes for stopping power.
Top Truck Engine Parts and Components Products
- Oil Sandwich Adapter TRA1322 – Sandwich adapter with 13/16-16 in center thread, 1/2 in NPT inlet, 3/8 in NPT outlet, aluminum natural finish for Chevy V8 engines.
- Oil Sandwich Adapter TRA1320 – Sandwich adapter with 13/16-16 in center thread, 3/8 in NPT inlet/outlet, aluminum natural finish for GM LS-Series engines.
- Mobil 1 Extended Performance Oil Filter M1-204A – Canister screw-on filter, 3.75 in tall, 3/4-16 in thread, steel black for various applications.
- Mobil 1 Extended Performance Oil Filter M1-206A – Canister screw-on filter, 4.19 in tall, 13/16-16 in thread, steel black for GM/Saab/Saturn.
- Anchor Tight Locking Oil Dipstick Universal – Universal locking dipstick for secure and reliable oil level checking in truck engines.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Holley GM LS1 Valve Cover Set Natural Cast Finish HLY241-88
HOLLEY
$276.25If you're running an LS-series engine, factory valve covers are a liability—they leak, they restrict airflow, and they look dated. The Holley GM LS1 Valve Cover Set delivers proper sealing geometry, internal baffle design for crankcase management, and a...HLY241-88- SKU:
- HLY241-88
- Availability:
- Ships Same Business Day
- Weight:
- 7.15 LBS
- MFG Part #:
- 241-88
$276.25 -
Holley LS Series Valve Covers w/LSX Logo HLY241-407
HOLLEY
$413.95Valve cover quality directly impacts engine bay aesthetics and functional reliability—especially in high-performance LS builds where heat management and oil containment matter. These Holley tall-profile covers feature internal baffling to minimize oil...HLY241-407- SKU:
- HLY241-407
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- MFG Part #:
- 241-407
$413.95 -
Holley LS Series Valve Covers w/Bowtie Chevrolet Logo HLY241-404
HOLLEY
$448.95Proper valve cover design is critical for LS-series engines—it controls crankcase pressure, prevents oil leakage, and supports engine longevity under high-RPM conditions. The Holley LS Series Valve Covers deliver OEM-quality sealing with a clean,...HLY241-404- SKU:
- HLY241-404
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- MFG Part #:
- 241-404
$448.95 -
Holley LS Series Valve Covers w/Bowtie Chevrolet Logo HLY241-402
HOLLEY
$448.95Clean up your LS engine bay with a purpose-built valve cover solution that balances form and function. Holley's tall baffled design minimizes oil carryover while the iconic Bowtie logo makes an unmistakable statement. Whether you're building a street...HLY241-402- SKU:
- HLY241-402
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- MFG Part #:
- 241-402
$448.95 -
Holley LS Billet Rail Fab. Alm Valve Covers w/Oil Cap HLY241-294
HOLLEY
$284.35Factory valve covers constrain LS engine builds with limited aesthetics and marginal fitment tolerances. The Holley LS Billet Rail Fab. Alm Valve Covers deliver precision-engineered fabricated aluminum construction with OEM-grade coil stand bosses,...HLY241-294- SKU:
- HLY241-294
- Availability:
- Ships Same Business Day
- Weight:
- 6.90 LBS
- MFG Part #:
- 241-294
$284.35 -
Holley Oil Fill Cap GM LS Billet w/O-ring HLY241-225
HOLLEY
$31.96An oil fill cap might seem like a small detail, but a quality replacement ensures a secure seal that prevents contaminants from entering your crankcase while you're pushing your LS engine hard. Holley's billet aluminum design provides both durability and...HLY241-225- SKU:
- HLY241-225
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MFG Part #:
- 241-225
$31.96 -
Holley Oil Fill Cap GM LS w/Billet Insert HLY241-224
HOLLEY
$44.79A quality oil fill cap is a small detail that protects your LS engine from contamination and moisture ingress—two threats that can compromise oil quality and engine longevity. This Holley offering combines a billet aluminum insert with a...HLY241-224- SKU:
- HLY241-224
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 241-224
$44.79 -
Holley GM LS Tall Valve Cover Set - Gloss Red HLY241-113
HOLLEY
$308.65Keeping your LS engine bay clean and organized while maintaining proper crankcase ventilation requires valve covers that actually perform. The Holley GM LS Tall Valve Cover Set delivers baffled design to separate oil mist from your breather system, while...HLY241-113- SKU:
- HLY241-113
- Availability:
- Ships Same Business Day
- Weight:
- 8.75 LBS
- MFG Part #:
- 241-113
$308.65 -
Holley GM LS Tall Valve Cover Set - Satin Black HLY241-112
HOLLEY
$289.75If you're running an LS engine, factory valve covers won't cut it once you start upgrading your induction system. The Holley GM LS Tall Valve Cover Set gives you the clearance needed for tall intake manifolds and aftermarket coil packs while maintaining...HLY241-112- SKU:
- HLY241-112
- Availability:
- Ships Same Business Day
- Weight:
- 8.75 LBS
- MFG Part #:
- 241-112
$289.75 -
Holley GM LS Tall Valve Cover Set - Polished HLY241-111
HOLLEY
$260.10If you're running an LS-series engine, factory valve covers won't cut it—especially once you add forced induction or custom coil packs. The Holley GM LS Tall Valve Cover Set delivers the clearance and mounting flexibility you need, while the polished...HLY241-111- SKU:
- HLY241-111
- Availability:
- Ships Same Business Day
- Weight:
- 8.75 LBS
- MFG Part #:
- 241-111
$260.10Qty in Cart: 0Quantity:Price:$260.10Subtotal: -
Holley GM LS Tall Valve Cover Set - Natural Cast HLY241-110
HOLLEY
$276.25GM LS engine builds demand proper crankcase ventilation and a clean engine bay aesthetic—these tall valve covers deliver both with internal baffles that manage blow-by effectively while providing factory-correct fitment. The integrated coil mounting...HLY241-110- SKU:
- HLY241-110
- Availability:
- Ships Same Business Day
- Weight:
- 8.80 LBS
- MFG Part #:
- 241-110
$276.25 -
Holley LS Mid-Mount Complete Engine Accessory System HLY20-185
HOLLEY
$2,350.95The Holley LS Mid-Mount Complete Engine Accessory System consolidates all your serpentine drive components into a single, engineered solution designed specifically for LS-series engines. This kit eliminates guesswork during engine swaps or builds by...HLY20-185- SKU:
- HLY20-185
- Availability:
- Ships Same Business Day
- Weight:
- 73.60 LBS
- MFG Part #:
- 20-185
$2,350.95 -
Holley Low LS Drive System Kit LH w/Alt/PS wo/A/C HLY20-156
HOLLEY
$1,213.95The Holley Low LS Drive System Kit simplifies accessory belt routing on LS-series engines by consolidating alternator and power steering functionality into a compact, efficient package. This kit eliminates the complexity of custom belt configurations,...HLY20-156- SKU:
- HLY20-156
- Availability:
- Ships Same Business Day
- Weight:
- 35.00 LBS
- MFG Part #:
- 20-156
$1,213.95 -
Fluidampr Dodge 5.9L Cummins 9-3/4 Harmonic Damper - SFI FLU960311
FLUIDAMPR
$643.31The harmonic damper is critical to engine longevity, especially in high-output Cummins applications where vibration can cause catastrophic crankshaft failure. Fluidampr's internal-balance design absorbs torsional vibration across the entire RPM range,...FLU960311- SKU:
- FLU960311
- Availability:
- Ships Same Business Day
- Weight:
- 26.86 LBS
- MFG Part #:
- 960311
$643.31Qty in Cart: 0Quantity:Price:$643.31Subtotal: -
LS Plain Valley Cover Black BSPBLK95059
BILLET SPECIALTIES
$140.95A clean engine bay starts with quality details. The LS Plain Valley Cover protects your valley area from debris and oil splatter while maintaining that purposeful, finished look that separates a built engine from a stock one. Whether you're running a...BSPBLK95059- SKU:
- BSPBLK95059
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
- MFG Part #:
- BLK95059
$140.95 -
LS Streamline Valve Covers Satin Black BSP95424
BILLET SPECIALTIES
$473.95OEM valve covers can leak, rattle, and detract from an otherwise clean engine bay. The LS Streamline covers deliver the aesthetic upgrade your Small Block Ford deserves while maintaining stock fitment and eliminating gasket failures with...BSP95424- SKU:
- BSP95424
- Availability:
- Ships Same Business Day
- Weight:
- 7.70 LBS
- MFG Part #:
- 95424
$473.95 -
LS Plain Valley Cover Machine Finish BSP95059
BILLET SPECIALTIES
$109.95A clean, functional valley cover is essential for LS-series engines running at peak performance. This billet aluminum cover eliminates unsightly plastic stock components while providing proper breather routing through precision-machined NPT ports. Built...BSP95059- SKU:
- BSP95059
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
- MFG Part #:
- 95059
$109.95 -
ATI GM Duramax 7.425in Steel Harmonic Damper - SFI ATI917371
ATI PERFORMANCE
$507.99Harmonic vibration from high-RPM engine operation directly impacts crankshaft longevity and drivetrain reliability. The ATI GM Duramax harmonic damper absorbs destructive oscillations at the source, protecting your engine from premature wear while...ATI917371- SKU:
- ATI917371
- Availability:
- Ships Same Business Day
- Weight:
- 17.87 LBS
- MFG Part #:
- 917371
$507.99 -
ATI GM Duramax 7.425in Steel Harmonic Damper - SFI ATI917369
ATI PERFORMANCE
$478.99Harmonic dampers are critical to engine longevity—they absorb destructive vibrations that can crack cranks and destroy bearings over time. This ATI unit is engineered specifically for GM Duramax platforms, delivering the precision balance and SFI 18.1...ATI917369- SKU:
- ATI917369
- Availability:
- Ships Same Business Day
- Weight:
- 18.65 LBS
- MFG Part #:
- 917369
$478.99 -
Filter By-Pass 1022
TRANS-DAPT
$22.99A bypass valve is essential for maintaining proper oil pressure and protecting your engine during cold starts and high-RPM operation. The Filter By-Pass 1022 provides reliable pressure regulation for Chevy V8 applications, preventing over-pressurization...TRA1022- SKU:
- TRA1022
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- MFG Part #:
- 1022
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal:
