Timing Kit/Timing Set

Vehicle Specific
Part Number: 78421Q
Warranty: 3 MO
Features & Benefits

Carbonized 8620 steel gears, bronze washer, and 3 key way crank sprocket for cam adjustment, quiet version.

  • Component meets or exceeds O.E.M. specifications in manufacturing and material
  • Quiet style
  • Cam timing can be advanced or retarded 4 degrees
  • Coated in rust preventative
Product Details
Part Number: 78421Q
Weight: 5.6 lbs
Warranty: 3 MO
Notes: Gear drive set quiet
Spacer cast into sprocket hub. For older engines, discard separate camshaft spacer
Advance / Retard Direction Markings: Yes
Cam Button Included: Not Required
Camshaft Gear Material: Steel
Camshaft Gear Maximum Timing Change.: Non-Adjustable
Camshaft Gear Timing Change Increments: Non-Adjustable
Camshaft Gear Tooth Count: 1
Crankshaft Gear Material: Steel
Crankshaft Gear Maximum Timing Change.: +/- 4 Degrees
Crankshaft Gear Timing Change Increments: 4 Degrees
Crankshaft Gear Tooth Count: 1
Installation Instructions Included: Yes
Item Grade: High Performance
Retaining Hardware Included: No
Special Fitment Information: None
Stamped / Etched Timing Increment Scale: Yes
Timing Adjustment Method: Manual
Shipping Information: Overnight and Two Day shipping are not available for PO Box, APO/FPO/DPO or US Territory addresses.
This product may be shipped directly by the vendor to any eligible US addresses, excluding APO/FPO/DPO or US Territory addresses.
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    Timing Kit/Timing Set


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