1991 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Trick Flow® Pushrod Guideplates TFS-41400624-4

Guideplates, Raised, 3/8 in. Pushrod Size, Chevy, Big Block, Set of 4

Part Number: TFS-41400624-4

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Mahle Original Premium Piston Ring Sets 41622CP

Ring Set, Chrome - Nissan 2389cc (KA24E, KA24D) Engs. (89-93)

Part Number: MAH-41622CP

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Ajusa Rocker Arms 85008800

Rocker Arm, Standard Replacement, Exhaust Position, Non-Roller, Steel, Ford, Lexus, for Nissan, Each

Part Number: AJU-85008800

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Trick Flow® Harmonic Balancer Counterweights TFS-19007-W

Counterweight, Harmonic Balancer, Bolt-On, 50 oz. External Balance, Ford, Small Block, V8, Each

Part Number: TFS-19007-W

5.0 out of 5 stars ( 1 )

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Sealed Power Connecting Rod Bearings 4-4460P

Rod Bearings, Standard Size, Bronze Babbitt Nickel, for Nissan, L4, 2.4L, Set of 4

Part Number: SLP-44460P

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Summit Racing™ Coated Hypereutectic SBF 289, 302 Piston SUM-17303C-00-1

Piston, Hypereutectic, Flat, 4.000 in. Bore, Ford, Each

Part Number: SUM-17303C-00-1

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King SI-Series Main Bearings MB5184SI 020

Main Bearings, SI-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB5184SI020

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

King SI-Series Main Bearings MB5184SI 030

Main Bearings, SI-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB5184SI030

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Wiseco 4-Stroke Piston Rings for 2004-2013 CRF80F, 1979-1984 XR80, 1985-2003 XR80R - 1949XE

Piston Rings, Chrome, 49.50mm, for use on Honda®, Set

Part Number: WIS-1949XE

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Ajusa Rocker Arms 85008700

Rocker Arm, Standard Replacement, Exhaust Position, Non-Roller, Steel, Ford, Lexus, for Nissan, Each

Part Number: AJU-85008700

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King SI-Series Rod Bearings CR8014SI 020

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford. Set of 8

Part Number: KGB-CR8014SI020

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Scorpion Endurance Series Rocker Arms SCP3280-1

Scorpion Endurance Series Rocker Arms SCP3280-1

Rocker Arms, Endurance Series, Pedestal Mount, Full Roller, Aluminum, 1.5 Ratio, Ford, Small Block, Each

Part Number: SCC-SCP3280-1

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Scorpion Endurance Series Rocker Arms SCP3221-1

Rocker Arms, Endurance Series, Pedestal Mount, Full Roller, Aluminum, 1.6 Ratio, Ford, Small Block, Each

Part Number: SCC-SCP3221-1

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Estimated Ship Date: Apr 29, 2026 if ordered today

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King AM-Series Main Bearings MB5278AM0.5

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM05

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Continental OE Technology Series Multi-V Belts 4080425

Belt, OE Technology Series, Multi-V, Serpentine, 8-Rib, 42.50 in. Length, Each

Part Number: CEL-4080425

5.0 out of 5 stars ( 1 )

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Continental OE Technology Series Multi-V Belts 4080545

Belt, OE Technology Series, Multi-V, Serpentine, 8-Rib, 54.50 in. Length, Each

Part Number: CEL-4080545

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Estimated Ship Date: Apr 20, 2026 if ordered today

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FAG Bearings Harmonic Balancer Repair Sleeves SS3529

Repair Sleeve

Part Number: FWB-SS3529

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Summit Racing™ Coated Hypereutectic Pistons SUM-17302C-30-1

Piston, Hypereutectic, Flat, 4.030 in. Bore, Ford, SBF, Each

Part Number: SUM-17302C-30-1

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King SI-Series Main Bearings MB5753SI

Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, Chevy, Isuzu, Sold as a Set of 5

Part Number: KGB-MB5753SI

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Hastings Premium Ductile Ring Sets 2C4660

Engine Piston Ring Set, 4-Cyl Ring Set; Chrome

Part Number: HSN-2C4660

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Moroso Timing Pointers 60105

Timing Pointer, Billet Aluminum, Black Anodized, 6.375 in. Balancer, Chevy, Small Block, Each

Part Number: MOR-60105

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

S&S Cycle Drive Sprocket Spacers 31-4011

Engine Accessories, 70-99 BIG TWIN, SPROCKET SHAFT SPACER

Part Number: SSY-31-4011

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental OE Technology Series Multi-V Belts 4060967

Belt, OE Technology Series, Multi-V, Serpentine, 6-Rib, 96.75 in. Length, Each

Part Number: CEL-4060967

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Dayco Poly Rib Serpentine Belts for 1991 C3500HD, 2018-2019 XJR575 - 5060968

5 out of 5 stars ( 1 )

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Continental OE Technology Series Multi-V Belts 4060705

Belt, OE Technology Series, Multi-V, Serpentine, 6-Rib, 70.50 in. Length, Each

Part Number: CEL-4060705

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Dayco Poly Rib Serpentine Belts for 2012-2013 PROSTAR, 1994 TOPAZ - 5060705

5 out of 5 stars ( 1 )

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Howards Cams OE-Style Performance Hydraulic Roller Lifters 91213FB-1

Lifter, OE Style, Hydraulic Roller, Fast Bleed, Ford 1985-2001, 5.0L, Each

Part Number: HRS-91213FB-1

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Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today