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Universal Fit

Need parts that work across platforms? Our Universal Fit collection includes components...

Universal Fit

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Welcome to WrenchIt — premium performance parts for serious builders.

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Collection: Mopar Small Block

Mopar Small Block specialists — featuring parts for 318, 340, and 360 engines. Designed to enhance performance and preserve the legacy of Chrysler’s small block power.

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205 products

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Speedmaster (205 products)

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205 products

I Beam Race 5.400" 2.123" .912" Bronze Bush 4340 Connecting Rods - Ford 302

Sale

I Beam Race 5.400" 2.123" .912" Bronze Bush 4340 Connecting Rods - Ford 302

Vendor:
Speedmaster

Regular price $379.40 USD

Regular price ~~$446.30 USD~~ Sale price $379.40 USD

Sale
I Beam Race 5.400" 2.100" .927" Bronze Bush 4340 Connecting Rods - Ford 302

Sale

I Beam Race 5.400" 2.100" .927" Bronze Bush 4340 Connecting Rods - Ford 302

Vendor:
Speedmaster

Regular price $379.40 USD

Regular price ~~$446.30 USD~~ Sale price $379.40 USD

Sale
I Beam Race 6.250" 2.100" .927" Bronze Bush 4340 Connecting Rods - Chevy SBC 350

Sale

I Beam Race 6.250" 2.100" .927" Bronze Bush 4340 Connecting Rods - Chevy SBC 350

Vendor:
Speedmaster

Regular price $372.30 USD

Regular price ~~$437.90 USD~~ Sale price $372.30 USD

Sale
I Beam Race 6.200" 2.100" .927" Bronze Bush 4340 Connecting Rods - Chevy SBC 350

Sale

I Beam Race 6.200" 2.100" .927" Bronze Bush 4340 Connecting Rods - Chevy SBC 350

Vendor:
Speedmaster

Regular price $372.20 USD

Regular price ~~$437.80 USD~~ Sale price $372.20 USD

Sale
H Beam 5.933" 2.086" .866" Bronze Bush 4340 Connecting Rods (Ford 4.6L / Coyote)

H Beam 5.933" 2.086" .866" Bronze Bush 4340 Connecting Rods (Ford 4.6L / Coyote)

Vendor:
Speedmaster

Regular price $414.50 USD

Regular price Sale price $414.50 USD
H Beam 5.400" 2.100" .912" Bronze Bush 4340 Connecting Rods Ford 289 302 Windsor

Sale

H Beam 5.400" 2.100" .912" Bronze Bush 4340 Connecting Rods Ford 289 302 Windsor

Vendor:
Speedmaster

Regular price $287.00 USD

Regular price ~~$337.60 USD~~ Sale price $287.00 USD

Sale
H Beam 5.700" 2.000" .927" Bronze Bush 4340 Connecting Rods Suits: Chevy SBC 350

Sale

H Beam 5.700" 2.000" .927" Bronze Bush 4340 Connecting Rods Suits: Chevy SBC 350

Vendor:
Speedmaster

Regular price $352.40 USD

Regular price ~~$414.50 USD~~ Sale price $352.40 USD

Sale
Mopar Chrysler SB 318 340 360 1/2" Gilmer Drive Crank Spacer

Mopar Chrysler SB 318 340 360 1/2" Gilmer Drive Crank Spacer

Vendor:
Speedmaster

Regular price $17.10 USD

Regular price Sale price $17.10 USD
Mopar Chrysler SB 318 340 360 383 440 Replacement Starter Mounting Block

Mopar Chrysler SB 318 340 360 383 440 Replacement Starter Mounting Block

Vendor:
Speedmaster

Regular price $40.80 USD

Regular price Sale price $40.80 USD
Ford Modular 4.6L 5.4L Billet Aluminum Oil Pump w/4340 Billet Gears& Pickup Tube

Sale

Ford Modular 4.6L 5.4L Billet Aluminum Oil Pump w/4340 Billet Gears& Pickup Tube

Vendor:
Speedmaster

Regular price $404.10 USD

Regular price ~~$449.00 USD~~ Sale price $404.10 USD

Sale
Mopar Chrysler SB 318 340 360 8000 Series Pro Billet Distributor [Black]

Sold out

Mopar Chrysler SB 318 340 360 8000 Series Pro Billet Distributor [Black]

Vendor:
Speedmaster

Regular price $114.80 USD

Regular price ~~$127.60 USD~~ Sale price $114.80 USD

Sold out
Mopar Chrysler SB 318 340 360 7000 Series Ready to Run Distributor [Red]

Mopar Chrysler SB 318 340 360 7000 Series Ready to Run Distributor [Red]

Vendor:
Speedmaster

Regular price $80.30 USD

Regular price Sale price $80.30 USD
Mopar Chrysler SB 318 340 360 6000 Series 65K Coil HEI Distributor [Red]

Mopar Chrysler SB 318 340 360 6000 Series 65K Coil HEI Distributor [Red]

Vendor:
Speedmaster

Regular price $73.70 USD

Regular price Sale price $73.70 USD
Mopar Chrysler SB 318 340 360 5.2 5.9 Bronze .484 Shaft Distributor Gear

Sold out

Mopar Chrysler SB 318 340 360 5.2 5.9 Bronze .484 Shaft Distributor Gear

Vendor:
Speedmaster

Regular price $30.60 USD

Regular price ~~$35.90 USD~~ Sale price $30.60 USD

Sold out
Mopar Chrysler 273 318 340 360 OEM Oil Filter Remote Plate Billet Aluminum

Mopar Chrysler 273 318 340 360 OEM Oil Filter Remote Plate Billet Aluminum

Vendor:
Speedmaster

Regular price $51.00 USD

Regular price Sale price $51.00 USD
Mopar Chrysler SB 318 340 360 Intake Manifold Gasket Set 1213 2.27" x116" x0060"

Mopar Chrysler SB 318 340 360 Intake Manifold Gasket Set 1213 2.27" x116" x0060"

Vendor:
Speedmaster

Regular price $12.00 USD

Regular price Sale price $12.00 USD
Mopar Chrysler 318 360 Multi Layer Steel Head Gasket (4.080" @ 0.040")

Mopar Chrysler 318 360 Multi Layer Steel Head Gasket (4.080" @ 0.040")

Vendor:
Speedmaster

Regular price $57.80 USD

Regular price Sale price $57.80 USD
Mopar Chrysler SB 318 340 360 40+ Gpm Slimline Electric Water Pump Polished

Mopar Chrysler SB 318 340 360 40+ Gpm Slimline Electric Water Pump Polished

Vendor:
Speedmaster

Regular price $280.60 USD

Regular price Sale price $280.60 USD
Mopar Chrysler SB 318 340 360 High Volume Aluminum Slimline Water Pump

Mopar Chrysler SB 318 340 360 High Volume Aluminum Slimline Water Pump

Vendor:
Speedmaster

Regular price $175.20 USD

Regular price Sale price $175.20 USD
Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Roller Assembled Cylinder Heads

Sale

Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Roller Assembled Cylinder Heads

Vendor:
Speedmaster

Regular price $1,011.50 USD

Regular price ~~$1,190.00 USD~~ Sale price $1,011.50 USD

Sale
Mopar Chrysler 318 340 360 E Body Charger Challenger Duster Black Steel Headers

Sold out

Mopar Chrysler 318 340 360 E Body Charger Challenger Duster Black Steel Headers

Vendor:
Speedmaster

Regular price $217.10 USD

Regular price ~~$255.40 USD~~ Sale price $217.10 USD

Sold out
Mopar Chrysler SB 318 340 360 Block Hugger Stainless Steel Exhaust Header

Sold out

Mopar Chrysler SB 318 340 360 Block Hugger Stainless Steel Exhaust Header

Vendor:
Speedmaster

Regular price $189.20 USD

Regular price ~~$222.60 USD~~ Sale price $189.20 USD

Sold out
Mopar Chrysler SB 318 340 360 Fabricated Valve Covers Tall Polished w/ Hole

Mopar Chrysler SB 318 340 360 Fabricated Valve Covers Tall Polished w/ Hole

Vendor:
Speedmaster

Regular price $147.20 USD

Regular price Sale price $147.20 USD
Mopar Chrysler SB 318 340 360 Fabricated Valve Covers Tall Satin w/ Hole

Mopar Chrysler SB 318 340 360 Fabricated Valve Covers Tall Satin w/ Hole

Vendor:
Speedmaster

Regular price $143.60 USD

Regular price Sale price $143.60 USD

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