International L121 Engine Parts

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International L121

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International L121

Products

Mr Gasket |

#55054C

Mr Gasket 54C Carburetor Base Gasket, 4 Barrel, Square Flange

(3)

Carburetor Barrels:

4-Barrel

Carburetor Flange Type:

4-Barrel Square Bore

Gasket Material:

Cellulose/Nitrile composition

$11.96

/each

Intellitronix |

#188MS9114B

Intellitronix MS9114B LED Oil Pressure Gauge, Blue

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$84.18

/each

Intellitronix |

#188MS9114G

Intellitronix MS9114G LED Oil Pressure Gauge, Green

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$84.18

/each

Intellitronix |

#188MS9114W

Intellitronix MS9114W LED Oil Pressure Gauge, White

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$84.18

/each

BluePrint Engines |

#227BPP12110345

BluePrint Engines BPP12110345 SBC Block, 4.125 Bore, 400 Mains

Main Journal Style:

400 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

LT1 Engine Build Combinations | Recipes for 400–700+ HP

Build a high-performance Gen V LT engine with proven power combos and learn about LT upgrades and tuning tips for maximum power

Gen III/IV LS Engine ID Guide

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Historic Indy Engines

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Pick a Side: LS Engines

The GM LS engine is the hot powerplant these days. But is there too much of a good thing?

Engine Cylinder Numbers

Chevy L79 327 Engine I History, Specs, & Build Ideas

The 1964 Corvette L79 327 is legendary, learn more about this storied engine and what you need to build a clone.

Corvette L76 327 Engine History, Specs, and Build Ideas

The 1964 Corvette L76 327 is legendary, learn more about this storied engine and what you need to build a clone.

Building up an LT1

In this Tech Tip, John discusses LT1 rotating assembly options for a customer looking to build a solid autoX, drag, and occasional strip powerplant for his Firebird.

Speedway Tech Talk - LS1 Fuel Delivery Kit

Pat talks about one of our LS1 fuel delivery kits.

BluePrint Engines |

#227BPP12110358

BluePrint Engines BPP12110358 LS Block, 4.000, Billet Cap, 4-Bolt

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110349

BluePrint Engines BPP12110349 SBC Block, 4.125 Bore, 350 Main 1pc

Main Journal Style:

350 mains

Deck Height:

9.025"

Material Type:

Cast Iron

$2,299.99

/each

BluePrint Engines |

#227BPP12110339

BluePrint Engines BPP12110339 SBF Block, 8.200 Deck x 4.125 Bore

Main Journal Style:

302 mains

Deck Height:

8.200"

Material Type:

Cast Iron

$2,899.00

/each

BluePrint Engines |

#227BPP12110332

BluePrint Engines BPP12110332 BBC Block, 9.800 Deck x 4.250 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$4,799.99

/each

BluePrint Engines |

#227BPP12110341

BluePrint Engines BPP12110341 SBF Block, 8.200 Deck x 4.000 Bore

Main Journal Style:

302 mains

Deck Height:

8.200"

Material Type:

Cast Iron

$2,599.00

/each

BluePrint Engines |

#227BPP12110334

BluePrint Engines BPP12110334 BBC Block, 9.800 Deck x 4.560 Bore

Main Journal Style:

454 mains

Deck Height:

9.800"

Material Type:

Cast Iron

$4,799.99

/each

Valvoline |

#795774038

Valvoline 774038 Premium Blue Diesel Engine Oil, 5W40, 3x1 Gal

(1)

Oil Weight:

5W40

Oil Type:

Conventional

ZDDP Enhanced:

$111.99

/box

Intellitronix |

#188BS9114G

Intellitronix BS9114G Barg Oil Pressure Gauge, Green

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$88.68

/each

Intellitronix |

#188BS9114R

Intellitronix BS9114R Barg Oil Pressure Gauge, Red

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$88.68

/each

Intellitronix |

#188BS9114W

Intellitronix BS9114W Barg Oil Pressure Gauge, White

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$88.68

/each

AutoMeter |

#182P322218

AutoMeter P322218 Oil Temp Gauge, 2 1/16 Inch, 300 Deg., Silver

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Analog

$218.99

/each

AutoMeter |

#182P32231

AutoMeter P32231 Spek-Pro Oil Temp Gauge,2-1/16,100-300,Domed

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Electric

$239.99

/each

AutoMeter |

#182P32521

AutoMeter P32521 Spek-Pro Oil Press. Gauge,2-1/16,0-120 PSI,Domed

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Electric

$286.99

/each

AutoMeter |

#182P325318

AutoMeter P325318 Oil Pressure Gauge, 2 1/16 Inch, 120PSI, Black

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Series:

Analog

$286.99

/each

Equus |

#184E8244

Equus E8244 8000 Series 2 Inch Mech. Oil Pressure Gauge

(3)

Gauge Series:

Analog

Gauge Style:

Mechanical

Gauge Range:

0-100 psi

$30.99

/each

Equus |

#184E8264

Equus E8264 8000 Series 2 Inch Electric Oil Pressure Gauge

(4)

Gauge Diameter:

Gauge Series:

Analog

Gauge Style:

Electric | Air-Core

$62.99

/each

AutoMeter |

#182P32212

AutoMeter P32212 Oil Temp Gauge, 2 1/16 Inch, 300 Deg., Wht/Blk

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Analog

$239.99

/each

AutoMeter |

#182P322128

AutoMeter P322128 Oil Temp Gauge, 2 1/16 Inch, 300 Deg., Wht/Blk

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Analog

$239.99

/each

-10%

Turbosmart |

#37519WFT4

T4 INLT WELD FLANGE

as low as

$46.79

/each

$51.99

-10%

Turbosmart |

#37519WFVO3350

Turbosmart TS-19WFVO3-350 Turbocharger Flange, V-Band, 3.50 Inch

$48.59

/each

$53.99

-10%

Turbosmart |

#37519WFVO3400

Turbosmart TS-19WFVO3-400 Turbocharger V-Band Clamp 4.00 Inch

$40.95

/each

$45.50

-9%

Turbosmart |

#37519WFVO3450

Turbosmart TS-19WFVO3-450 Turbocharger V-Band Flange, 4.50 Inch

$44.95

/each

$49.94

-5%

Dakota Digital |

#365STA1000

Dakota Digital STA1000 OBD II Speedometer/ Tachometer Interface

Sold in Quantity:

Kit

$123.50

/kit

$130.00

Turbosmart |

#37517675T4

Turbosmart TS-1-7675T4096E Turbocharger, 7675, T4 Flange

$2,449.95

/each

Turbosmart |

#37517880T4

Turbosmart TS-1-7880T4096E Turbocharger, 7880, T4 Flange

$2,724.95

/each

-10%

Turbosmart |

#37519WFVI2225

Turbosmart TS-19WFVI2-225 Turbocharger V-Band Clamp 2.25 Inch

$36.89

/each

$40.99

-7%

Quick Fuel 3-210QFT Carburetor Rebuild Kit, M2300/4150

Quick Fuel Technology |

#4243210QFT

Quick Fuel 3-210QFT Carburetor Rebuild Kit, M2300/4150

(1)

Sold in Quantity:

Kit

Rebuild Kit Type:

Rebuild kit

$59.89

/each

$64.95

-8%

Quick Fuel 3-303QFT Non-Stick Carburetor Rebuild Kit, 1050-1250 CFM

Quick Fuel Technology |

#4243303QFT

Quick Fuel 3-303QFT Non-Stick Carburetor Rebuild Kit, 1050-1250 CFM

Sold in Quantity:

Kit

Rebuild Kit Type:

Rebuild kit

$169.95

/each

$184.95

Quick Fuel 30-804QFT Low Pressure Regulator, 1-4 PSI

Quick Fuel Technology |

#42430804QFT

Quick Fuel 30-804QFT Low Pressure Regulator, 1-4 PSI

(2)

Regulator Style:

Non-return

Sold in Quantity:

Each

$53.25

/each

Quick Fuel 8-100QFT Flange Gasket, Holley 2-Barrel

Quick Fuel Technology |

#4248100QFT

Quick Fuel 8-100QFT Flange Gasket, Holley 2-Barrel

Carburetor Barrels:

2-Barrel

Carburetor Flange Type:

2-Barrel 4-Bolt

GTIN Code:

849804013591

$11.91

/each

Quick Fuel 8-167QFT Nylon Needle and Seat Gasket Kit

Quick Fuel Technology |

#4248167QFT

Quick Fuel 8-167QFT Nylon Needle and Seat Gasket Kit

GTIN Code:

849804010323

$8.91

/each

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International L121 Engine Parts

Year

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

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Price

Customer Rating

Products

Mr Gasket 54C Carburetor Base Gasket, 4 Barrel, Square Flange

Intellitronix MS9114B LED Oil Pressure Gauge, Blue

Intellitronix MS9114G LED Oil Pressure Gauge, Green

Intellitronix MS9114W LED Oil Pressure Gauge, White

BluePrint Engines BPP12110345 SBC Block, 4.125 Bore, 400 Mains

Related Articles

BluePrint Engines BPP12110358 LS Block, 4.000, Billet Cap, 4-Bolt

BluePrint Engines BPP12110349 SBC Block, 4.125 Bore, 350 Main 1pc

BluePrint Engines BPP12110339 SBF Block, 8.200 Deck x 4.125 Bore

BluePrint Engines BPP12110332 BBC Block, 9.800 Deck x 4.250 Bore

BluePrint Engines BPP12110341 SBF Block, 8.200 Deck x 4.000 Bore

BluePrint Engines BPP12110334 BBC Block, 9.800 Deck x 4.560 Bore

Valvoline 774038 Premium Blue Diesel Engine Oil, 5W40, 3x1 Gal

Intellitronix BS9114G Barg Oil Pressure Gauge, Green

Intellitronix BS9114R Barg Oil Pressure Gauge, Red

Intellitronix BS9114W Barg Oil Pressure Gauge, White

AutoMeter P322218 Oil Temp Gauge, 2 1/16 Inch, 300 Deg., Silver

AutoMeter P32231 Spek-Pro Oil Temp Gauge,2-1/16,100-300,Domed

AutoMeter P32521 Spek-Pro Oil Press. Gauge,2-1/16,0-120 PSI,Domed

AutoMeter P325318 Oil Pressure Gauge, 2 1/16 Inch, 120PSI, Black

Equus E8244 8000 Series 2 Inch Mech. Oil Pressure Gauge

Equus E8264 8000 Series 2 Inch Electric Oil Pressure Gauge

AutoMeter P32212 Oil Temp Gauge, 2 1/16 Inch, 300 Deg., Wht/Blk

AutoMeter P322128 Oil Temp Gauge, 2 1/16 Inch, 300 Deg., Wht/Blk

T4 INLT WELD FLANGE

Turbosmart TS-19WFVO3-350 Turbocharger Flange, V-Band, 3.50 Inch

Turbosmart TS-19WFVO3-400 Turbocharger V-Band Clamp 4.00 Inch

Turbosmart TS-19WFVO3-450 Turbocharger V-Band Flange, 4.50 Inch

Dakota Digital STA1000 OBD II Speedometer/ Tachometer Interface

Turbosmart TS-1-7675T4096E Turbocharger, 7675, T4 Flange

Turbosmart TS-1-7880T4096E Turbocharger, 7880, T4 Flange

Turbosmart TS-19WFVI2-225 Turbocharger V-Band Clamp 2.25 Inch

Quick Fuel 3-210QFT Carburetor Rebuild Kit, M2300/4150

Quick Fuel 3-303QFT Non-Stick Carburetor Rebuild Kit, 1050-1250 CFM

Quick Fuel 30-804QFT Low Pressure Regulator, 1-4 PSI

Quick Fuel 8-100QFT Flange Gasket, Holley 2-Barrel

Quick Fuel 8-167QFT Nylon Needle and Seat Gasket Kit