Engine & Parts

Dieseltuff is your source for new 4bt engines & parts. 4bt Long Block Engines, Turbo's, Pumps and Inj's. *Free ground shipping on most parts*, no handling fees, best price in Canada/USA.

*Engines are excempt from free shipping. DieselTuff will drop off at the closest depot to DieselTuff & it will be the responsibility of the buyer to arrange all shipping.

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1st gen Cummins 4bt VE Bosch 366 & 8 HD Valve Springs 3” Turbo Compressor Elbow Kit
1st gen Cummins 4bt VE Bosch 366 & 8 HD Valve Springs3” Turbo Compressor Elbow Kit

4bt VE 366 & 8 HD Valve Springs

3" Elbow Kit

$79.00

$100.00

4bt A-Pump Injector Lines- New 4bt Cummins Big Bowl Piston set w/rings & wrist pin
4bt A-Pump Injector Lines- New4bt Cummins Big Bowl Piston set w/rings & wrist pin

4bt A-Pump Injector Lines

Cummins Big Bowl Piston - Std

$319.00

$388.00

4bt Dipstick, Tube & Bracket 4bt P7100 Bracket Kit
4bt Dipstick, Tube & Bracket4bt P7100 Bracket Kit

4bt Dipstick, Tube & Bracket

4bt P7100 Bracket Kit

$149.00

$175.00

4bt P7100 Fuel Return Pipe 4bt Water Inlet Kit
4bt P7100 Fuel Return Pipe4bt Water Inlet Kit

4bt P7100 Fuel Return Pipe

4bt Water Inlet Kit

$19.00

$59.00

Cummins 3914494 4bt Crankshaft Pulley Cummins 4bt Accessory Cover & gasket
Cummins 3914494 4bt Crankshaft PulleyCummins 4bt Accessory Cover & gasket

3914494 4bt Crank Pulley

4bt Accessory Cover & gasket

$52.00

$39.00

Genuine Holset Super HX30W for 4bt Cummins Genuine Cummins 4bt p7100 long block with large bowl pistons
Genuine Holset Super HX30W for 4bt Cummins New Cummins 4934823 Belt Tensioner

Super HX30W

4934823 Belt Tensioner

$749.99

(1)

$119.00

New VE Injection Pump Support Bracket Standard HX30 Elbow Kit
New VE Injection Pump Support BracketStandard HX30 Elbow Kit

New VE Injection Pump Support Bracket

Standard HX30 Elbow Kit

$59.00

$100.00

4BT Intake Plenum & Gasket Genuine Cummins 4bt p7100 long block with large bowl pistons
4BT Intake Plenum & GasketNew 4bt P7100 Extended Long Block Engine w/Big Bowl Pistons

4BT Intake Plenum & Gasket

New 4bt P7100 Long Block/Plus

$59.00

$4,799.99

4bt P7100 Conversion Kit
4bt P7100 Conversion Kit 4bt P7100 Conversion Kit / No Inj Lines

4bt P7100 Conversion Kit 

4bt P7100 Conversion Kit / No Inj Lines

$899.00

$649.00

4bt P7100 Injector Lines
4bt P7100 Conversion Kit / No Pump Gear4bt P7100 Injector Lines

4bt P7100 Conversion Kit/No Gear

4bt P7100 Injector Lines

$799.00

$399.00

4bt VE Injector Lines Cummins 4939587 / 5346430 Oil Pump for 1989-2002 Cummins
4bt VE Injector LinesCummins 4939587 / 5346430 Oil Pump for 1989-2002 Cummins

4bt VE Injector Lines

4939587 / 5346430

$319.00

$119.00

Cummins Grid Heater Genuine Cummins 4BT Exhaust Manifold - Center Mount
Cummins Grid HeaterGenuine Cummins 4BT Exhaust Manifold - Center Mount

Grid Heater

4bt Exhaust Manifold - Center

$100.00

$349.00

Modified Genuine Holset Super HX30W for 4bt Cummins New updated VE Injection Pump Gear
Modified Genuine Holset Super HX30W for 4bt Cummins New updated VE Injection Pump Gear

Modified Super HX30W

New VE Injection Pump Gear

$799.99

$159.00

P7100 Pump Gear Cummins 3916691 4bt HD Performance Valve Spring Kit
P7100 Pump GearCummins 3916691 4bt HD Performance Valve Spring Kit

P7100 Pump Gear

HD Valve Spring Kit

$149.00

$69.00

2nd gen Cummins 4bt 3k/4k GSK & 8 HD Valve Springs Cummins 3802820  1989-16 Front Main Seal w/wear sleeve
2nd gen Cummins 4bt 3k/4k GSK & 8 HD Valve SpringsCummins 3802820 1989-16 Front Main Seal w/wear sleeve

4bt 3k/4k gsk & HD valve springs

3802820 Front Main Seal

$169.00

$100.00

Cummins 3900709 or 3937111  1989-02 Front Main Seal only Cummins 3926126  1989-16 Rear Main Seal w/wear sleeve
Cummins 3900709 or 3937111 1989-02 Front Main Seal onlyCummins 3926126 1989-16 Rear Main Seal w/wear sleeve

3900709/3937111 Front Main Seal

3926126 Rear Main Seal w/sleeve

$36.00

$100.00

Cummins 3934486  1989-16 Rear Main Seal Cummins Fuel Pre-Heater Delete Kit
Cummins 3934486 1989-16 Rear Main Seal Cummins Fuel Pre-Heater Delete Kit

3934486 Rear Main Seal

Fuel Pre-Heater Delete

$79.00

$29.00

Cummins Grid Heater Delete Turbo Flex Drain - Ideal for twin turbo applications
Cummins Grid Heater DeleteTurbo Flex Drain - Ideal for twin turbo applications

Grid Heater Delete

Turbo Flex Drain

$55.00

$45.00

(1)
3902666 Valve Cover Gasket set of four (4) for 4BT 3929881 Exhaust Manifold Gasket Set - 1988-98 4bt Cummins
3902666 Valve Cover Gasket set of four (4) for 4BT3929881 Exhaust Manifold Gasket Set - 1988-98 4bt Cummins

4BT Valve Cover Gasket Set

Cummins 3929881 GASKET, EXHAUST MANIFOLD

$24.00

$48.00

4bt High RPM/High Boost Valve Springs Set of Eight (8) Genuine Cummins 3931623 tappet/lifter set for the 4BT
4bt High RPM/High Boost Valve Springs Set of Eight (8)Genuine Cummins 3931623 tappet/lifter set for the 4BT

High RPM/ Boost Valve Spring Set

3931623 Tappet

$249.00

$86.00

89-98 Cummins Mahle Big Bowl Piston w/rings & wrist pin 94-98 12v Cummins Mahle Piston w/rings & wrist pin
89-98 Cummins Mahle Big Bowl Piston w/rings & wrist pin94-98 12v Cummins Mahle Piston w/rings & wrist pin

Big Bowl Piston

225-3520

$109.00

$99.00

PacBrake 3.9/5.9L Cummins Diesel Universal Remote Oil Filter ARP 247-5402 Main Stud Kit & Lube for 1989-97 Cummins
PacBrake 3.9/5.9L Cummins Diesel Universal Remote Oil FilterARP 247-5402 Main Stud Kit & Lube for 1989-97 Cummins

Easily access your engine's oil filter by installing Pacbrake's oil filtration relocation kit. A remote oil filter is most beneficial for those who have twin turbos, as the installation of the second turbo denies access to the stock filter...

247-5402

$225.02

$259.00

ARP 247-4206  4bt Head Stud Kit & Lube HP10007 Universal Remote Oil Filter Kit Cummins
ARP 247-4206 4bt Head Stud Kit & LubeHP10007 Universal Remote Oil Filter Kit Cummins

247-4206

Universal Remote Oil Filter Kit

$337.00

$218.40