TECHIE lndustrial spark plug TISS9825 replaces Bosch 7305 - MR3DII360 - 0 242 356 512

TECHIE lndustrial spark plug TISS9825 replaces Bosch 7305 - MR3DII360 - 0 242 356 512

In stock
$70.00
$70.00
Shipping calculated at checkout.
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Replaces Part Number

🔥Bosch:
0 242 356 503 / 0-242-356-503 / 0242356503
0 242 356 509 / 0-242-356-509 / 0242356509
0 242 356 512 / 0-242-356-512 / 0242356512
7302 / MR3DII360

🔥CAT:
243-4291 / 301-6663 / 194-8518 / 224-2700 / 243-4291 / 301-6663

🔥Beru:
Super Green Spark Plug 18GZ 4-77 / 18GZ 6-77 / 18GZ20 / 18GZ 6-77-2
18GZ 7 / RB76N / RB76PP / RB75N / RB75PP

🔥Champion:
RB77CC / RB77N / KB75N / RB75N / RB77WPC / RB77WPCC

🔥Champion Premium:
FB77WPCC

🔥Denso:
GI3-1 / GI3-3 / GI3-5

🔥GATEWAY:
1175112 / 1177512 / 1176112

🔥GUASCOR:
7664292

🔥ALTRONIC:
L1863B / L1863IP / L1863DP

🔥Waukesha:
60999Z / 69919D / 60999U

🔥Cummins:
4302738 / 4098162 / 4010981 / 2866879

Compatibility

✨Engine Applications:
Caterpillar- G3520/G3520C
Cummins - QSV 81G / QSV91G / QSK 19G / QSK 45G / QSK 60G / QSK 38G
Guascor - FG180 / FGLD180 / FG240 / FGLD240 / FGLD360 / FGLD480 / SFGLD480
Perkins - 4000 Series
Superior- 1706G2 / 1712G1 / 2400 G Series
Waukesha - P48 / L36 / H24 / F18 / L7044GSI


✨Target applications:
Industrial stationary engines
Power generation/CHP
Fast Power & Resilience
Natural Gas
Furnace Gas
Landfill Gas
Sewage Gas
Biogas

Returns and Refunds

We offer a return/refund policy within 14 days of delivery.

（14 days replacement if defective）

To be eligible for a refund, the returned item must be in unused and resalable condition, in its original packaging or equivalent, and contain all tags, instructions, and components.

You will need to contact us via email before returning your item: support@techieautoparts.com

If your return is accepted, you will receive instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Approved refunds: will be processed within five business days, and the refunded amount will be automatically transferred to your original payment method.
TECHIE lndustrial spark plug TISS9825 replaces Bosch 7305 - MR3DII360 - 0 242 356 512

$70.00

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Spark Plugs Nstallation Process

  • Ensures Correct Compatibility
    Proper heat range, size, and gap specifications prevent misfires, engine damage, or poor performance.
  • Prevents Installation Errors
    Accurate torque settings avoid thread damage (over-tightening) or gas leaks (under-tightening).
  • Enhances Safety & Longevity
    Correct installation prevents electrical hazards, overheating, and premature wear, extending spark plug life.
  • Optimizes Engine Efficiency
    Properly installed spark plugs improve combustion, fuel economy, and reduce emissions.

Common Failures & Self-Check

1. Engine Misfire & Power Loss
Symptoms: Rough idling, hesitation, or check engine light (Code P030X).
Self-Check: Swap coils between cylinders—if the misfire moves, the coil is faulty.

2. Difficulty Starting or No Start
Symptoms: Cranking but no ignition, weak spark.
Self-Check: Inspect for cracks, burns, or oil contamination on the coil.

3. Increased Fuel Consumption & Poor Performance
Symptoms: Reduced acceleration, higher fuel usage.
Self-Check: Use an OBD2 scanner to check for misfire-related codes.

4. Visible Damage or Electrical Issues
Symptoms: Burnt smell, arcing, or corrosion.
Self-Check: Measure resistance (primary: 0.5–2Ω; secondary: 5k–15kΩ).