INSTRUCTIONS

3-Keyway Crank Sprockets

Review Cloyes installation instructions for the 3-Keyway Crank Sprocket, including required tools, timing setup, clearance checks and torque specifications.

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INSTRUCTIONS

Check for Proper Alignment

Check timing-set alignment, engine-block clearance and lubrication before startup to help prevent interference, accelerated wear and component damage.

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INSTRUCTIONS

High Performance Sets

Review Cloyes installation instructions for the High-Performance Timing Set, including required tools, timing setup, clearance checks and torque specifications.

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9-3146BZ

Engine Timing Set

Engine Timing SetHigh Performance

HEX-A-JUST Allows for Infinite Valve Timing Adjustability of +/-6 Degrees to Tune for Maximum Engine Performance Output. One Piece Camshaft Sprocket Design Featuring a Billet Eccentric Camshaft Dowel Bushing. Both Billet Steel Sprockets are Heat Treated for Durability. TRUE Roller 0.250" Roller Diameter "Z" Chain for Reduced Friction. "Z" Chain Approximately 33% Overall Increased Strength Over the Standard High Performance Chain. "Z" Chain Featuring a Press Fit Center Link design that Increases Load Distribution with Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness and Pre-Stressed to Increase Fatigue Life. Includes Captured Needle Camshaft Sprocket Thrust Bearing to Minimize Block Thrust Surface Friction. 3-Piece Sets Hand-Matched to Qualify the Correct Center Distance and Minimize Runout.

-PART SOLD IN UNITED STATES AND CANADA ONLY-

  • The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
  • Refer to our online catalog for detailed application-specific information
  • Keep your engine's valve train in perfect time with Cloyes, the world leader in timing drive systems.

  • Camshaft Sprocket
  • Crankshaft Sprocket
  • Sprockets

Not included: Engine Oil Pump, Tensioner

294 compatible vehicles

MakeModelYearEngine
ChevroletAstro1986V6 4.3L
ChevroletBel Air1955-1957V8 4.3L
ChevroletBel Air1957-1967V8 4.6L
ChevroletBel Air1962-1969V8 5.3L
ChevroletBel Air1968V8 5.0L
ChevroletBel Air1969-1971, 1974-1975V8 5.7L
ChevroletBel Air1970-1975V8 6.6L
ChevroletBiscayne1958-1967V8 4.6L
ChevroletBiscayne1962-1969V8 5.3L
ChevroletBiscayne1968V8 5.0L
Make / ModelYear / Engine
ChevroletAstro1986V6 4.3L
ChevroletBel Air1955-1957V8 4.3L
ChevroletBel Air1957-1967V8 4.6L
ChevroletBel Air1962-1969V8 5.3L
ChevroletBel Air1968V8 5.0L
ChevroletBel Air1969-1971, 1974-1975V8 5.7L
ChevroletBel Air1970-1975V8 6.6L
ChevroletBiscayne1958-1967V8 4.6L
ChevroletBiscayne1962-1969V8 5.3L
ChevroletBiscayne1968V8 5.0L

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