Cloyes Gear 9-3100 Small Block Chevy True Roller Timing Chain
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Q & A
What's in the Box
Cloyes True Rollers are the original, all-out race proven double roller timing chain sets. Cam sprockets are balanced and made from heat treated 30,000 PSI tensile cast iron, or SAE D7003 ductile iron. Sets have multi-keyway crank sprockets.
- Ductile Iron or Induction Hardened Cast Iron Cam Sprocket
- Cloyes Premium True Roller Chain with .250 Diameter Rollers
- SAE 1144 Billet Steel, Induction Hardened Crank Sprocket with 3 keyways, +/- 4 Degrees
- All sets are “Hand Matched” to ensure true center distance
Fits 1955-1984 265-400 Chevy small block V8.
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Used for degreeing in camshaft. Even #s are a set of five. Use a 13/32” drill bit to re-drill dowel hole in cam gear. Be sure to securely fasten cam gear when drilling to prevent elongating the hole.
550-85 Instructions (PDF)
Speedway's Tru Cam Correct is a must for all small block Chevys using a timing chain. Revolutionary tensioner gives cam timing accuracy of a gear drive, especially in motors that have been line bored. Accurate cam timing will give you more power, quicker acceleration, and better mileage.
Includes instructions and drill fixture.
These heavy duty double-roller timing chain sets for S/B Chevy V8s feature .200" diameter rollers, cast iron cam sprockets and high-quality, heat-treated steel crank sprockets with triple keyways.
Cloyes Hex-A-Just True Roller Set is infinitely adjustable to plus or minus six degrees. No machining required, no fumbling with offset bushings. Simply dial in your cam timing with the turn of a wrench, then tighten the cam bolts to lock the cam position in place. Whether your destination is the street or the track, Hex-A-Just will get you there fast!
- Includes needle bearing thrust bearing
- Billet Steel, Induction Hardened Sprockets
- Cloyes' Patented Hex-A-Just allows for +/- six degrees adjustment
- Premium Cloyes True Roller Chain with .250” diameter rollers
- 3 Keyway Billet Crank Sprocket
- All sets “Hand Matched” at factory to ensure accurate center distance
Camshaft lock plate with three grade 8 cam bolts. V8 and V6 Chevy.
Bolts are 5/16-18 X 7/8 USS Course Grade 8
Limits lateral movement of camshaft ("cam walk"). Solid aluminum construction. Fits Small Block Chevy 262-400 c.i. and 90° V6.
Eliminates galling, metal transfer and oil starvation during initial break-in. Adheres to metal surfaces, will not drain off. Apply to bearings, gears, crankshafts, cam lobes, valve stems, lifters and all mating parts with close tolerances.
For gas, alcohol and nitro engines.
Learn why using assembly lube is so important in our tech article, Installing New Hardware.