Page 71 - 2019 Allstar Performance Parts and Equipment Catalog

COOLING

SB Chevy 1:1 Crank Pulley
Ratio Pulley Kits Mandrel Kit ALL31031
Double groove Kit prevents mandrel bolt
aluminum pulley breakage and is made
kits feature 6-5/8" specifically for use
diameter pulleys ALL31080 with Allstar ALL31030
and include common 15/32" V-belts to work with crank pulley. Mandrel
block or head mounted Allstar power steering kits. Pulley is attached to the
kits are designed work with short style water pumps with crankshaft pulley with
a 5/8" shaft that measure 5-5/8" from block mount to three bolts, while the
hub face. Components also sold separately. vibration damper is retained with the stock bolt. The man-
ALL31080 ..... Kit For Block Mount Power Steering Pump drel bolt is then connected to the mandrel – not to the
ALL31082 ..... Kit For Head Mount Power Steering Pump crankshaft – to reduce engine harmonics (helps prevent
ALL31083 ..... Kit For No Power Steering loosening or breaking). Kit includes spacers, pulley guides,
and bolts to work effectively with most 3, 4, and 5 stage
Related Parts
ALL31084 ..... 1:1 Crank Pulley (6-5/8") dry sump pumps, alone or with belt driven fuel pumps.
ALL31085 ..... 1:1 Water Pump Pulley (6-5/8") Pulleys sold separately.
ALL86121 ..... Belt, Crank to Water Pump, 34" Replacement Parts
ALL86123 ..... Belt, Crank/Water Pump/Block Mount P/S Pump, 41" ALL31032 ..... Crank Pulley Mandrel
ALL86125 ..... Belt, Crank/Water Pump/Head Mount P/S Pump, 44" ALL31033 ..... Mandrel End Washer
ALL31034 ..... Stepped Washer
V-Belts ALL31035 ..... Pulley Guide
ALL31036 ..... Mandrel Keyway, 1/8"
Premium quality V-belts are ALL31037 ..... Mandrel Bolt, 5/16"-18 x 1" (3-Pack)
perfect replacements for worn ALL31038 ..... Mandrel End Bolt, 1/2"-13 x 4"
or cracked belts.
ALL86120 ..... 31.5" ALL86123 ...... 41"
ALL86121 ..... 34" ALL86124 ...... 42"
ALL86122 ..... 39" ALL86125 ...... 44" Mandrel Spacers
Power Steering Aluminum spacers properly space and align
SB Chevy 1:1 Ratio Pulley Sold pulleys when used with a 1/8" keyed mandrel.
Separately
Reduction Pulley Kits The same spacers are found in the ALL31031
Premium 1:1 pulley kits fea- Mandrel Kit. Sold each.
ture 4-3/4" diameter pulleys ALL31020 ..... 1/4" Thick Spacer
with 1/2" wide grooves for use ALL31022 ..... 1/2" Thick Spacer
with industrial grade belts. The ALL31024 ..... 3/4" Thick Spacer
ALL31026 ..... 1" Thick Spacer
increased belt width helps reduce ALL31028 ..... 1-1/4" Thick Spacer
belt slippage when used with high
performance mechanical fans. The small diameter ALL31090
pulley combination provides a 30% RPM reduc-
tion when using a power steering pump with a 6" pulley. Gilmer Belt Pulleys
Note: Pulleys are designed to use with short “Corvette Black anodized, aluminum heat
Style” 3/4" shaft water pump (ALL31105 or ALL31106). treated pulleys accept 1" wide,
ALL31090 ..... Kit For Block Mount Power Steering Pump 3/8" pitch drive belts. ALL26442 ALL26420
ALL31092 ..... Kit For Head Mount Power Steering Pump ALL26420 ..... 28-Tooth Oil Pump, 5/8" Bore And 3/16" Keyway
ALL31093 ..... Kit For No Power Steering ALL26442 ..... 17-Tooth Crank, 1" Bore And 1/8" Keyway
Replacement Parts
ALL31094 ..... 1:1 Crank Pulley (4-3/4")
ALL31095 ..... 1:1 Water Pump Pulley (4-3/4") Gilmer Belts
1" wide, assorted lengths.
Performance V-Belts
ALL86130 ..... 21.0"
Industrial grade V-belts are slightly ALL86132 ..... 22.5" ALL86136 ...... 25.5"
wider than standard V-belts and ALL86134 ..... 24.0" ALL86138 ...... 27.0"
are used with the Allstar reduction style 1:1 pulley kits with
1/2" wide pulley grooves. The wider contact area helps TECH TIP
reduce slippage when using high performance mechanical Belt Tension - Gilmer style belts are properly tensioned
fans. Note: These will not work with standard width when belt can be twisted 1/2 turn.
pulleys that are designed for 7/16" wide V-belts.
ALL86127 ..... 29" ALL86129 ...... 41"
ALL86128 ..... 37"
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