HeadBolts.com engine hardware store

We have cylinder head bolts (as well as all types of engine fasteners) for gas and diesel engines.

Automotive, truck, and inboard marine applications.

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Free shipping on orders over 125.00 dollars for domestic orders only.

  • Browse our aisles by going to categories menu, For all the engine hardware needs. We have bolts for your car ,truck or marine inboard engine

the 4.0 liter jeep engine is not so much a downsized 258 as it is a 2.5 liter with two cylinders added . That carried over improvements and lessons learned from the 2.5

The 4.0 liter engine started production in 1986 and lasted though 2006 with some improvements along the way

1987–2001 Jeep Cherokee
1993–2004 Jeep Grand Cherokee
1987–1990 Jeep Wagoneer
1987–1992 Jeep Comanche
1991–2006 Jeep Wrangler


Products 1-15 of 15
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6-3542 bolts
Price: $12.95
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Availability: Out of Stock
Totally Stainless bolts Item #: 6-3542 -

Crank pulley kit hex head stainless steel crank pulley bolt kit fits jeep / amc inline 6 cylinder6-3542

wk-2 key set
Price: $2.75
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Availability: In Stock inventory
Item #: wk-2 -

crankshaft key short set  3/16 x 3/4 2pc kit wk-2

4.0 main bolts
Price: $56.99
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Availability: In Stock inventory
ARP Item #: 146-5001 -

Jeep 4.0L Inline 6, High Performance Crankshaft Mains Bolt Kit Kit #: 146-5001 Kit Instructions

cylinder head bolts jeep 4.0 liter 97-06
Price: $23.99
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Availability: Out of Stock
Item #: chbs-1127 -

L6 4.0 liter (242) cylinder head bolt set 14pcs 97 to 06 yrs boltsJeep Cherokee 4.0 liter inline 6 242 1996-2001 Jeep Grand Cherokee 4.0 liter inline 6 242 1996-2004 Jeep Wrangler 4.0 liter inline 6 242 1997-2006 interchanges with felpro es71102for more 4.0 jeep items for a performance up gradechbs-1127

jeep six headbolts  chbs-1128
Price: $52.95
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Availability: Out of Stock
HeadBolts brand engine fasteners Item #: chbs-1128 -

Cylinder head bolts Jeep 4.2 258 86 up 1/2 threadthese now have hex head wrenching L6 4.2 liter head bolt set 14pcs 86 to 87 yrs 1/2 inch bolts 7 long 7 short with cylinder head casting number 89330002 and others 87 to 92 Please check your bolts before ordering as most 4.2 have 7/16 thread boltsheadbolts brand OEM style replacementCylinder head bolts Jeep 4.0 liter 242 inline sixL6 4.0 liter cylinder head bolt set 14pcs 86 to 96 yrs 1/2 inch bolts7 short bolts7 long bolts bolts this is a set...

jeep 4.0 4.2 head bolts
Price: $75.99
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Availability: Out of Stock
ARP Item #: 146-3601 -

ARP hi-performance heavy duty 258 and 4.0 liter jeep inline six 146-3601 Cylinder head bolts Jeep 4.2 258 86 up 1/2 thread L6 4.2 liter head bolt set 14pcs 86 to 87 yrs 1/2 inch bolts 7 long 7 short with cylinder head casting number 89330002 and others 87 to 92 Please check your bolts before ordering as most 4.2 have 7/16 thread bolts Cylinder head bolts Jeep 4.0 liter 242 inline six L6 4.0 liter cylinder head bolt set 14pcs 86 and up s 1/2 inch bolts this is a set of 14 bolts and washer...

6-3702 stainless
Price: $104.95
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Availability: In Stock inventory
Totally Stainless bolts Item #: 6-3702 -

Engine & accessory fastener kits Jeep/ amc Amc / jeep inline 6 240 cubic inch 4.0 liter 1987 though 1990 stainless steel hex head Amc / jeep inline 6 258 cubic inch 4.2 liter 1987 though 1990 stainless steel hex head 6-3702 intake manifold bolts valve cover bolts thermostat housing bolts oil pan bolts distributor bracket bolts timing cover bolts fuel pump bolts water pump bolts 6-3702 ...

4.0 bolt kit
Price: $104.95
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Availability: Out of Stock
Totally Stainless bolts Item #: 6-3732 -

Engine & accessory fastener kits Jeep jeep inline 6 240 cubic inch 4.0 liter 1991 and up stainless steel hex head intake manifold bolts valve cover bolts thermostat housing bolts oil pan bolts distributor bracket bolts timing cover bolts fuel pump bolts water pump bolts # 6-3732 ...

mount bolt kit (brackets to the engine)
Price: $24.95
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Availability: In Stock inventory
Totally Stainless bolts Item #: 6-3559 -

Engine mount bolt kit (brackets to the engine)for sheet metal mounts jeep inline 6 6-3559

Flexplate bolts
Price: $34.75
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Availability: Out of Stock
ARP Item #: 146-2901 -

Flexplate bolts for automatic transmissions set of 6 bolts fits jeep 4 liter and others ARP 146-2901

Flywheel bolts For manual shift transmissions Jeeps
Price: $28.95
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Availability: Out of Stock
ARP Item #: 146-2801 -

Flywheel bolts For manual shift transmissions fits 4.0 liter jeep and others set of 6 pcs arp 146-2801

jeep balance bolt
Price: $22.95
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Availability: Out of Stock
Totally Stainless bolts Item #: 6-3558 -

Harmonic balancer bolt and washer 6 cylinder stainless steel six point Harmonic balancer bolt fits jeep /amc 196-199-232,258 jeep 4.0 anf 4.2 liter jeep 4 cylinder 2.5 1986-202 and others not listed above 6-3558

transfer case bolts
Price: $24.99
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Availability: In Stock inventory
Totally Stainless bolts Item #: 6-3740 -

transfer case to trans bolt kit stainless hex head with arp bolts 6-3740

4.0 liter jeep brass plugs
Price: $18.95
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Availability: In Stock inventory
Item #: fpk-256br -

Freeze / core plug kit 4.0 liter brassfreeze / core plugs that contact water or coolant are brass , cam and oil plugs are steeldoes not include plugs for cylinder headsFPK-256b

jeep /amc 6 cy oil pump bolt kit
Price: $12.95
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Availability: Out of Stock
Totally Stainless bolts Item #: 6-3746 -

OIL PUMP BOLT KITSIX POINT - HIGH STRENGTH STAINLESS STEEL6-3746

Providing cylinder head bolts / engine fasteners to engine rebuilders  since 1988

HeadBolts.com 20 mirona rd ext Portsmouth NH 03801

 
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