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Paccar MX-13 Crankshaft Seal Procedure: ATC 1453185 Professional Guide

Detailed crankshaft seal procedure for Paccar MX-13 using ATC 1453185 kit.

ATC 1453185 Paccar MX-13 crankshaft seal installation procedure step-by-step

By Blog Admin • February 02, 2026 • Posted in Diesel Tools, Products

This 12-phase procedure uses the ATC 1453185 kit to remove and install front/rear crankshaft seals on Paccar MX-13 engines. Ensures concentric placement and correct depth for leak-free performance.

Introduction: Essential Crankshaft Seal Service for Paccar MX-13 Engines

Proper seal installation in MX-13 prevents oil loss and contamination. The ATC 1453185 kit applies controlled force—critical for durable repairs.

Phase 1-3: Preparation & Old Seal Removal

Secure engine and drain oil – Safety stands
Remove accessories – Access crank
Inspect seal area – Note damage
Use remover tool – Even pull
Clean crank surface – Remove debris

Phase 4-6: New Seal Preparation & Install

Lube new seal – Even coating
Position on installer – Align square
Apply even pressure – Controlled force
Seat to correct depth – Flush or spec
Verify concentricity – No cocking
Repeat for front/rear – Consistent

Phase 7-9: Reassembly

CRITICAL: ATC 1453185 Installation Setup

Reinstall components – Torque spec
Refill oil – Check level
Prime system – No air
Start idle test – Monitor leaks
Document install – Depth/torque
Clean tools – Store in box

Phase 10-12: Testing & Finalization

Road test load – Verify no drip
Final inspection – Clean/no leaks
Schedule follow-up – At 1,000 miles

Critical Safety Warnings: Seal Procedure

MUST AVOID THESE FATAL ERRORS:

❌ Uneven force – Cocks seal ($900+)
❌ Unclean surface – Contam ($2.8K+)
❌ Pry/hammer – Scores crank
❌ Dry lip – Tears seal
❌ Skip depth check – Leaks
❌ Ignore PPE – Tool risks

Professional Service Documentation

Service Phase	Documentation Required	Complete?
Pre-Service	Seal area inspection	□
Removal	Old seal condition photos	□
Installation	Depth verification, tool notes	□
Reassembly	Torque values	□
Testing	Leak results	□
Final Approval	Signature, warranty log	□

Why ATC 1453185 Outperforms Improvised Methods

Risky Improvised Methods:

❌ Pry/hammer → Lip tear ($1.3K+)
❌ Uneven force → Scoring
❌ 2–5 hour struggles → Labor losses
❌ Misalignment → Leaks
❌ No kit → Failures

ATC 1453185 Advantages:

✅ Concentric drivers
✅ Safe removal
✅ 75% less rework
✅ Crank protection
✅ Protects $18,000–$42,200
✅ Metal box
✅ OEM fit
✅ Shop ready

Install MX-13 Seals Professionally. Secure Cranks. Maximize Reliability.

Get ATC 1453185 – $900.00

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