Magnum XL – Small Block Chevy

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Magnum XL – Small Block Chevy
For nearly 20 years, Magnum XL crankshafts have proven to be the most durable, best performing lightweight crankshafts available. Machined from extremely high grade 4340 steel these lightweight crankshafts are capable of handling the high horsepower and RPM of today’s most advanced engines. Each Magnum XL is shipped fully balanced exactly to your assembly, without counterweight drill holes. To insure years of trouble free service, all Magnum XL crankshafts receive our deep case gas nitride.
Magnum XL – Small Block Chevy

Standard Features
- Stroke Range of 2.600 in. to 4.300 in.
- 2.100 – 2.000 – 1.888 – 1.850 Rod Journal Diameters
- 400 – 350 – 283 Main Bearing Diameters
- BBC Post or SBC Post
- Uniquely Milled Counterweight Profiles for Reduced Weight and Windage
- All Rod Journals Lightened
- Full Internal Balance to Your Specific Assembly Weight (no drilling)
- Various Flange & Post Bolt Hole Configurations
- Average Weight for 3.800 in. Stroke Balanced to 1750g Bob. = 44 lbs

Below is only a partial listing of part numbers. Please call for additional part number information and availability.

	Stroke	Main	Pins	Cammed for rod length	Part #
Tier 1			For parts listed below only. No substitutions.

	3.335	350	2.000	5.700	SKX14A-XL
	3.335	350	Honda	5.700	SKX19A-XL
	3.480	350	2.100	5.700	SKF11A-XL
	3.480	350	Honda	5.700	SKF19A-XL
	3.500	350	2.100	5.700	SKG11A-XL
	3.500	350	2.000	5.700	SKG14A-XL
	3.500	350	Honda	5.700	SKG19A-XL
	3.550	350	Honda	5.700	SKT19A-XL

Tier 2			For parts listed below only. No substitutions.

	3.335	350	2.100	5.700	SKX11A-XL
	3.480	350	2.000	5.700	SKF14A-XL
	3.550	350	2.100	5.700	SKT11A-XL
	3.550	350	2.000	5.700	SKT14A-XL
	3.800	400	1.880	5.850	SKK29A-XL
	3.800	400	2.000	5.850	SKK24A-XL
	3.825	400	2.000	5.850	SK#24A-XL
	3.800	400	2.100	5.850	SKK21A-XL
	3.750	350	2.000	5.850	SKJ14A-XL

Tier 3
	3.875	350	2.100	6.000	SKM11A-XL
	3.875	350	2.000	6.000	SKM14A-XL
	3.875	350	2.000	6.000	SOM14A-XL	Big block post
	4.000	350	2.100	6.000	SKO11A-XL
	4.000	350	2.000	6.000	SOO14A-XL	Big block post
	4.000	350	2.000	6.000	SKO14A-XL
	4.000	400	2.100	6.000	SKO21A-XL
	4.000	400	2.000	6.000	SKO24A-XL

« Back to Catalog
Magnum XL – Small Block Chevy
For nearly 20 years, Magnum XL crankshafts have proven to be the most durable, best performing lightweight crankshafts available. Machined from extremely high grade 4340 steel these lightweight crankshafts are capable of handling the high horsepower and RPM of today’s most advanced engines. Each Magnum XL is shipped fully balanced exactly to your assembly, without counterweight drill holes. To insure years of trouble free service, all Magnum XL crankshafts receive our deep case gas nitride.
Magnum XL – Small Block Chevy

Standard Features
- Stroke Range of 2.600 in. to 4.300 in.
- 2.100 – 2.000 – 1.888 – 1.850 Rod Journal Diameters
- 400 – 350 – 283 Main Bearing Diameters
- BBC Post or SBC Post
- Uniquely Milled Counterweight Profiles for Reduced Weight and Windage
- All Rod Journals Lightened
- Full Internal Balance to Your Specific Assembly Weight (no drilling)
- Various Flange & Post Bolt Hole Configurations
- Average Weight for 3.800 in. Stroke Balanced to 1750g Bob. = 44 lbs

Below is only a partial listing of part numbers. Please call for additional part number information and availability.

	Stroke	Main	Pins	Cammed for rod length	Part #
Tier 1			For parts listed below only. No substitutions.

	3.335	350	2.000	5.700	SKX14A-XL
	3.335	350	Honda	5.700	SKX19A-XL
	3.480	350	2.100	5.700	SKF11A-XL
	3.480	350	Honda	5.700	SKF19A-XL
	3.500	350	2.100	5.700	SKG11A-XL
	3.500	350	2.000	5.700	SKG14A-XL
	3.500	350	Honda	5.700	SKG19A-XL
	3.550	350	Honda	5.700	SKT19A-XL

Tier 2			For parts listed below only. No substitutions.

	3.335	350	2.100	5.700	SKX11A-XL
	3.480	350	2.000	5.700	SKF14A-XL
	3.550	350	2.100	5.700	SKT11A-XL
	3.550	350	2.000	5.700	SKT14A-XL
	3.800	400	1.880	5.850	SKK29A-XL
	3.800	400	2.000	5.850	SKK24A-XL
	3.825	400	2.000	5.850	SK#24A-XL
	3.800	400	2.100	5.850	SKK21A-XL
	3.750	350	2.000	5.850	SKJ14A-XL

Tier 3
	3.875	350	2.100	6.000	SKM11A-XL
	3.875	350	2.000	6.000	SKM14A-XL
	3.875	350	2.000	6.000	SOM14A-XL	Big block post
	4.000	350	2.100	6.000	SKO11A-XL
	4.000	350	2.000	6.000	SOO14A-XL	Big block post
	4.000	350	2.000	6.000	SKO14A-XL
	4.000	400	2.100	6.000	SKO21A-XL
	4.000	400	2.000	6.000	SKO24A-XL