Page 97 - 2020 Allstar Performance Parts and Equipment Catalog

ENGINE

SB Chevy Billet Timing Covers SB Chevy Gear Drive Assemblies
(For Sprint Cars) Aluminum gear drive
Machined billet aluminum timing cover is provides accurate cam
lightweight, durable and weighs over one timing and the ability
lb. less than cast aluminum covers. Fits to adjust valve timing
major brand oil pumps. Mounting hard- without removing the
ware included. oil pan. Aluminum
frame features a built-in
ALL90080 .... Standard Cam
ALL90081 ..... Raised Cam front oil pan gasket
retainer and an idler
gear cradle for accurate
Aluminum Cam Seal Plates cam timing throughout the RPM range. Gear drive are
complete with cam, crankshaft and idler gears, needle
Aluminum cam seal plate provides a reliable bearing thrust kits, offset degree bushing kit, extra-long
seal and tight fit.
dowel pins and installation instructions. Gear drives are
Part No. Size Color Application commonly used with ALL90080 and ALL90081 Billet
ALL90085 2.103" Black GM Small Block Timing Covers or may be used with most stock-type
ALL90086 2.253" Gold Rodeck Block w/1.875 Roller Cam Bearing covers such as the ALL90010 with slight modification.
ALL90087 2.310" Blue Most Blocks w/50mm Roller Cam Bearing ALL90000 ...Standard Cam Gear Drive
ALL90088 2.382" Silver Dart Small Block, Aluminum ALL90100 ...Raised Cam Gear Drive (+.391") NEW!
ALL90089 – – Replacement Cam Plate Seal
Replacement Parts
ALL90001 ...Cam Gear ALL90004 ...Cam Plate Shims, 10-Pk.
ALL90002 ...Crank Gear ALL90005 ...Cam Degree Bushing Set
Chevy Cam Lock
ALL90003 ...Idler Gear ALL90007 ...Thrust Washer Set
Plate And Bolts ALL90060
Kit includes camshaft retaining plate with SB Chevy Aluminum
locking tabs and three alloy steel, 150,000 PSI Crankshaft Hub ALL90030
bolts. Fits all small and big block Chevys.
Designed specifically for circle track racers,
this SB Chevy aluminum crank hub is NOT
a harmonic damper. Hub is significantly
Cam Button Spacers lighter than a harmonic balancer and dramati-
cally reduces rotating weight for quicker acceleration
Buttons limit lateral movement of
off the turn. Hub has engraved timing marks at 0° and
the camshaft in engines without ALL90050 ALL90052 ALL90054
cam thrust plates and reduce friction for “free” horsepower. from 30°-42°, is 4-3/8" in diameter, features (3) 3/8"-16
Machining of the cam sprocket may be required. accessory threads and weighs just one pound. Fits
all internally balanced small block Chevy engines.
ALL90050 .....SB Chevy Aluminum, Early With Flat Timing Cover Designed for internally balanced engines only
ALL90052 ..... SB Chevy Aluminum, Late With Indented Cover and must be balanced with rotating assembly.
ALL90054 .... SB Chevy Roller Bearing
ALL90053 ..... BB Chevy Aluminum Related Part
ALL90055 ..... BB Chevy Roller ALL90031 ..... Adjustable Aluminum Timing Pointer ALL90031

Timing Pointers
SB Chevy Black anodized, billet aluminum timing pointers are
Cam Bearing Installation Tool ALL96470 adjustable to precise timing increments. Chevy pointers
are designed for use with stamped steel covers; longer
hardware will be required if using a cast aluminum cover.
ALL90023 ..... SB Chevy 6-1/4" Dia. Balancers
For installing cam bearings quickly and easily without ALL90020 ..... SB Chevy 6-3/8" Dia. Balancers
damage. Shaft is steel; pilot and driver are aluminum. ALL90021 ..... SB Chevy 7" Dia. Balancers
ALL90024 ..... SB Chevy 7-1/4" Dia. Balancers
ALL90025 ..... SB Chevy 8" Dia. Balancers
ALL90026 ..... BB Chevy 6-1/4" Dia. Balancers
Crankshaft Keys ALL90022 ..... BB Chevy 7" Dia. Balancers ALL90020
Replace worn crankshaft keys for proper ALL90027 ..... BB Chevy 8" Dia. Balancers
timing gear and dampener positioning. ALL90034* ... SB Ford SVO B, 3/8" Bolt
†
ALL87030 ..... Chevy Short, 2-Pack ALL90035 .... SB Ford SVO C, 3/8" Bolt
ALL87032 ..... Chevy Long ALL90036* ... SB Ford Stock B, 5/16" Bolt
†
ALL87034 ..... Chevy Vortec, LS1/LS2/LS6 ALL90037 .... SB Ford Stock C, 5/16" Bolt
*11-O’Clock Tab Position, Will Not Fit Cleveland Engines
†10-O’Clock Tab Position, Will Not Fit Cleveland Engines
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