Page 364 - 2017 Racecar Engineering Circle Track Parts and Accessories Catalog

ALUMINUM ULTRA XP FAST KITS
4150 CIRCLE TRACK CARBURETORS The economical way to rebuild any Holley carb.
Mechanical secondary, 4150 4BBL carburetors are Include fuel bowl gaskets, metering block gaskets,
specifically calibrated for circle track racing. Light- base gasket, throttle body gasket, accelerator pump
weight aluminum construction provides 4.5 lbs. diaphragms, needle and seats, power valves, bowl
in weight savings. Carburetors include PTFE screw gaskets and instructions.
coated throttle shafts, dual 30cc accelerator Part No. Description
pumps, 20% more fuel bowl capacity, clear HLY37-1543 Model 2300 2BBL
view sight windows, four-corner idle system HLY37-1544 Model 4150 Double Pumper
and 1:1 throttle activation. Choose from carburetors HLY37-1546 Model 4150 HP Double Pumper
with shiny finish with black metering blocks and base plate or hard core gray
finish with black metering blocks and booster inserts. FUEL BOWL AND
Part No. Description METERING BLOCK GASKETS
HLY0-80812BKX 650 CFM Carburetor, Shiny Finish Gaskets to keep on hand for jet changes in the pits.
HLY0-80812HBX 650 CFM Carburetor, Hard Core Gray Two per pack.
HLY0-80813BKX 750 CFM Carburetor, Shiny Finish
HLY0-80813HBX 750 CFM Carburetor, Hard Core Gray Part No. Description
Gasket Assortment Kit
Includes (2) HLY108-83 Fuel Bowl Gaskets And (2) HLY108-
HLY108-200 89 Metering Block Gaskets
RENEW KITS Fuel Bowl Gaskets
Kits include Blue Non-Stick For 2300, 4150/4160
complete carburetor HLY108-83-2 And 4500 2-Circuit Carbs
gasket and seal set Blue Non-Stick For 4165,
and instructions. HLY108-92-2 Some 4150/4160 Primary Side And 2300
Part No. Fits These Carburetor Models HLY108-120 Blue Non-Stick For 4150/4160
4150 Models including Metering Block Gaskets
0-4295 0-4296 0-4493 0-4559 0-4776-1
0-4776-2 0-4776-3 0-4776-4 0-4777 0-4777-1 HLY108-89-2* Blue Non-Stick, Most 4150’s, Some 4160’s, Early 4165’s,
0-4777-2 0-4777-3 0-4777-4 0-4778 0-4778-1 Most 2300’s And all 4500’s Without Intermediate System
0-4778-2 0-4778-3 0-4778-4 0-4779 0-4779-1 Blue Non-Stick, Most 4150’s, Some 4160’s,
0-4779-2 0-4779-3 0-4779-4 0-4779-5 0-4780 Early 4165’s, Most 2300’s And All 4500’s
HLY37-485 HLY108-121* Without Intermediate Idle System, Secondary Metering
0-4780-1 0-4780-2 0-4780-3 0-4780-4 0-4781
0-4781-1 0-4781-2 0-4781-3 0-4781-4 0-4788 Block Gasket On Double Pumpers.
0-4788-1 0-4830 0-6109 0-8156 0-8162 * Not used with accelerator pump transfer tube.
0-8804 0-9379 0-9380 0-9381 0-80776
0-80777 0-80778 0-80779 0-80780 0-80781 AIR CLEANER, THROTTLE BODY
4150HP Models including AND BASE GASKETS
0-7320-1 0-8082-1 0-8896 0-9375-1 0-9377-1
0-9645 0-9646 0-80186-1 0-80496-1 0-80498-1 Replacement air cleaner (air horn), throttle body and
HLY37-1539 base gaskets are sold individually unless specified.
0-80513-1 0-80514-1 0-80528-1 0-80529-1 0-80532-1
0-80533-1 0-80535-1 0-80541-1 0-80542-1 0-80556-1 Part No. Description
HLY108-4 Air Cleaner Gasket, 5" Dia., .060" Thick, 3-Pack
HLY108-62 Air Cleaner Gasket, 5" Dia., .200" Thick
Throttle Body Gasket,
HLY108-5
4150/4160, 1-11/16" x 1-11/16" Bore Size
HLY108-7 Throttle Body Gasket, 4150/4160, 1-3/4" x 1-3/4" Bore Size
TRICK KIT Base Gasket,
Kit includes the same gaskets HLY108-12 4010, 4150/4160, 5/16" Thick With Studs Included
and seal set as the Renew Kits, HLY108-10 Base Gasket, 4150/4160, 1/16" Thick
with extra performance tuning
parts. FUEL INLET FITTING GASKETS
Part No. Fits These Carburetor Models HLY108-1
4150HP Part No. Description
0-4295 0-4296 0-4493 0-4559 0-4776-1 HLY108-1 9/16",
0-4776-2 0-4776-3 0-4776-4 0-4777 0-4777-1 Fuel Bowl Inlet Fitting Gasket
0-4777-2 0-4777-3 0-4777-4 0-4778 0-4778-1 HLY108-8 7/8", Fuel Bowl Inlet Fitting Gasket
0-4778-2 0-4778-3 0-4778-4 0-4779 0-4779-1 7/8" Nylon,
0-4779-2 0-4779-3 0-4779-4 0-4779-5 0-4780 HLY26-102 Fuel Bowl Inlet Fitting Gasket
0-4780-1 0-4780-2 0-4780-3 0-4780-4 0-4781 HLY26-102
0-4781-1 0-4781-2 0-4781-3 0-4781-4 0-4788
HLY37-933
0-4788-1 0-4830 0-6109 0-8156 0-8162 BOWL SCREW GASKETS
0-8804 0-9379 0-9380 0-9381 0-80776
0-80777 0-80778 0-80779 0-80780 0-80781 Part No. Description
0-7320-1 0-8082-1 0-8896 0-9375-1 0-9377-1 Standard Replacement Paper
0-9645 0-9646 0-80186-1 0-80496-1 0-80498-1 HLY108-2-20 Gaskets,
0-80513-1 0-80514-1 0-80528-1 0-80529-1 0-80532-1 Set of 20
0-80533-1 0-80535-1 0-80541-1 0-80542-1 0-80556-1 HLY108-98-10 Reusable Nylon Gaskets, Set of 10

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