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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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193 products

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Speedmaster (193 products)

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193 products

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]

Sold out

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

Sold out
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" x 1.16"

Mopar Chrysler SB 318 340 360 Intake Manifold Gasket Set (1213) 2.27" x 1.16"

Vendor:
Speedmaster

Regular price $21.18 USD

Regular price Sale price $21.18 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

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

Vendor:
Speedmaster

Regular price $2,238.38 USD

Regular price ~~$1,340.00 USD~~ Sale price $2,238.38 USD
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 $235.00 USD

Regular price Sale price $235.00 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 $148.00 USD

Regular price Sale price $148.00 USD
Mopar Chrysler SB 318 340 Unplated Oil Pan

Sale

Mopar Chrysler SB 318 340 Unplated Oil Pan

Vendor:
Speedmaster

Regular price $69.70 USD

Regular price ~~$82.00 USD~~ Sale price $69.70 USD

Sale
Mopar Chrysler SB 318 340 Chrome Oil Pan

Mopar Chrysler SB 318 340 Chrome Oil Pan

Vendor:
Speedmaster

Regular price $108.50 USD

Regular price Sale price $108.50 USD
Mopar Chrysler SB 318 340 360 Billet Handle Engine Oil Dipstick

Mopar Chrysler SB 318 340 360 Billet Handle Engine Oil Dipstick

Vendor:
Speedmaster

Regular price $16.30 USD

Regular price Sale price $16.30 USD
Mopar Chrysler SB 318 340 360 7.25" Internal Fluid Damper Harmonic Balancer SFI 18.1

Sold out

Mopar Chrysler SB 318 340 360 7.25" Internal Fluid Damper Harmonic Balancer SFI 18.1

Vendor:
Speedmaster

Regular price $189.38 USD

Regular price Sale price $189.38 USD

Sold out
Mopar Chrysler SB 318 340 360 2 Bolt 12 Point Main Stud Kit

Mopar Chrysler SB 318 340 360 2 Bolt 12 Point Main Stud Kit

Vendor:
Speedmaster

Regular price $66.00 USD

Regular price Sale price $66.00 USD
Oldsmobile 400-455 0.546" OD. 0.3400" ID. 2.005" Intake & Exhaust Valve Guide

Oldsmobile 400-455 0.546" OD. 0.3400" ID. 2.005" Intake & Exhaust Valve Guide

Vendor:
Speedmaster

Regular price $9.70 USD

Regular price Sale price $9.70 USD
Mopar Chrysler SB 318 340 360 179cc 62cc Cast Iron Bare Cylinder Head

Sale

Mopar Chrysler SB 318 340 360 179cc 62cc Cast Iron Bare Cylinder Head

Vendor:
Speedmaster

Regular price $339.00 USD

Regular price ~~$398.80 USD~~ Sale price $339.00 USD

Sale
Mopar Chrysler SB 318 340 360 170cc 65cc Aluminum Bare Cylinder Head

Mopar Chrysler SB 318 340 360 170cc 65cc Aluminum Bare Cylinder Head

Vendor:
Speedmaster

Regular price $536.70 USD

Regular price Sale price $536.70 USD
Mopar Chrysler SB 318 340 360 12 Point Head Stud Kit

Mopar Chrysler SB 318 340 360 12 Point Head Stud Kit

Vendor:
Speedmaster

Regular price $89.10 USD

Regular price Sale price $89.10 USD

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