Engine Crankshafts

Crankshaft Pin, CRANK PIN 1981-99 BIG TWIN

Part Number: HDD-820-58020

Not Yet Reviewed

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Special Order

SPRCKT SHAFT EXT STOCK 4 SPD 7 0-83

Part Number: HDD-820-52632

Not Yet Reviewed

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Key CLUTCH HUB KEY CLUTCH HUB KEY

Part Number: HDD-820-53211

Not Yet Reviewed

Estimated Ship Date: Sep 17, 2025 if ordered today

• Drop Ship
• Special Order

Forged 4340 Standard Weight

Part Number: SCA-4426010

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshafts, Mitsu 4G63/4G64 7 Bolt 4340 Billet Super Lightweight Crankshaft. 100mm stroke, 29.5 lb. total wt., nitrided, diagonal oiling.

Part Number: MAN-190120BSLW

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

AMC/JEEP 4.0 L6 Stroker - 4.6 w/258" Crank 8.9:1 + .010" CH

Part Number: UEM-KB10177-060

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

AMC/JEEP 4.0 L6 Stroker - 4.6 w/258" Crank 8.9:1 + .010" CH

Part Number: UEM-KB10177-STD

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

AMC/JEEP 4.0 L6 Stroker - 4.6 w/258" Crank 8.9:1 + .010" CH

Part Number: UEM-KB10177STDK1

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Woodruff Key-Width-1/4(.25) In., Length-63/64(.978) In., Height-27/64(.425) In.

Part Number: RNB-595-064

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Special Order

Woodruff Key-Width-1/4(.25) In., Length-1-7/64(1.106) In, Height-15/32(.471) In

Part Number: RNB-595-065

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Special Order

Woodruff Key-Width-3/16(.188) In., Length-55/64(.855) In., Height-23/64(.362) In

Part Number: RNB-595-069

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Special Order

Straight Key-Width-5/16(.313) In., Length-12 In., Height-5/16(.313) In.

Part Number: RNB-600-063

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Special Order

Straight Key-Width-3/8(.375) In., Length-12 In., Height-3/8(.375) In.

Part Number: RNB-600-067

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Special Order

Straight Key-Width-1/8(.125) In., Length-12 In., Height-1/8(.125) In.

Part Number: RNB-600-070

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Special Order

S&S Cycle .094in x .313in x .311in Woodruff Key

Part Number: SSY-50-8220-S

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

S&S Cycle .094in x .500in x .491in Woodruff Key

Part Number: SSY-50-8221-S

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

S&S Cycle .094in x .313in x .311in Woodruff Key - 10 Pack

Part Number: SSY-50-8229

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

S&S Cycle 5/8-24 UNEF-3B LH x .375in Pinion Gear Nut

Part Number: SSY-33-4244

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC125

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4044

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4073

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4078

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, +4.000mm Stroke, Forged 8620 Steel, 110.000mm Connecting Rod Length, Each

Part Number: HRI-4105

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, +4.000mm Stroke, Forged 8620 Steel, 130.300mm Connecting Rod Length, Each

Part Number: HRI-4107

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, +4.000mm Stroke, Forged 8620 Steel, Crankshaft Bearings, 115.000mm Connecting Rod Length, Each

Part Number: HRI-4111

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order