Availability
Fleece Performance Freedom Series LSR is a premium aluminum Gen IV LS standard deck race block designed for high performance applications. Cast from a proprietary 356 T-6 aluminum ingot, the Freedom Series LSR engine blocks are engineered with precision and designed for durability to deliver unmatched strength and compatibility with OEM LS accessories. Reinforced from top to bottom, the blocks are built for maximum performance with added features, like cross bracing in the lifter valley, maximized crankshaft saddle radius, and a 40 percent larger footprint for the main cap contact surface to the skirt wall. Whether you're upgrading for competitive racing or seeking peak performance, the Fleece Performance Freedom Series of engine blocks ensure reliability and excellence in every detail, making them a perfect choice for serious enthusiasts and professionals alike. Features: * Cross-braced lifter valley: -- Provides added structural integrity and individual drain backs for improved reliability * Heavy-duty deck thickness: -- A robust 0.750 in. deck thickness for enhanced durability * Enhanced design: -- Additional stock to the front and rear valley walls for increased strength -- A minimum 0.625 in. skirt wall thickness -- Complete reinforced exoskeleton combined with Hot Isostatic Pressing (HIP) ensures the highest quality casting available * Billet main caps: -- Billet construction ensures stability and precision fitment -- Utilizes 8740 alloy M10 main studs and side bolts along with dowels on the inner studs of the block for superior clamping and reliability -- Exclusive domed main cap design provides maximum crankshaft support * Maximized crankshaft saddle radius: -- Optimized for performance under high-stress conditions * Lightweight: -- Weighs only 120 lbs. with main caps -- Strong yet lightweight solution * Priority oil system: -- Oil rifling provides priority oil feed to critical bottom-end components -- Reduces heat, wear, and risk of failure * Ductile iron sleeves: -- Durable wear-resistant surface with improved shock absorption Engine block is shipped with: * Durabond GMP-9 cam bearings * LSR rear cover, rear cover gasket, and hardware * Plug kit * Precision ground 1018/1020 steel cam thrust plate * Transmission dowel pins * Oil galley barbell plug * Rear main seal
Not Yet Reviewed
$6,750.00
Fleece Performance Freedom Series LTR is a premium aluminum Gen V LT standard deck race block designed for high performance applications. Cast from a proprietary 356 T-6 aluminum ingot, the Freedom Series LTR engine blocks are engineered with precision and designed for durability to deliver unmatched strength and compatibility with OEM LT accessories. Reinforced from top to bottom, the blocks are built for maximum performance with added features, like cross bracing in the lifter valley, maximized crankshaft saddle radius, and a 40 percent larger footprint for the main cap contact surface to the skirt wall. Whether you're upgrading for competitive racing or seeking peak performance, the Fleece Performance Freedom Series of engine blocks ensure reliability and excellence in every detail, making them a perfect choice for serious enthusiasts and professionals alike. Features: * Cross-braced lifter valley: -- Provides added structural integrity and individual drain backs for improved reliability * Heavy-duty deck thickness: -- A robust 0.750 in. deck thickness for enhanced durability * Enhanced design: -- Additional stock to the front and rear valley walls for increased strength -- Minimum 0.625 in. skirt wall thickness -- Complete reinforced exoskeleton combined with Hot Isostatic Pressing (HIP) ensures the highest quality casting available * Billet main caps: -- Billet construction ensures stability and precision fitment -- Utilizes 8740 alloy M10 main studs and side bolts along with dowels on the inner studs of the block for superior clamping and reliability -- Exclusive domed main cap design provides maximum crankshaft support * Maximized crankshaft saddle radius: -- Optimized for performance under high-stress conditions * Lightweight: -- Weighs only 120 lbs. with main caps -- Strong yet lightweight solution * Priority oil system: -- Oil rifling provides priority oil feed to critical bottom-end components -- Reduces heat, wear, and risk of failure * Ductile iron sleeves: -- Durable wear-resistant surface with improved shock absorption Engine block is shipped with: * Durabond GMP-9 cam bearings * LTR rear cover, rear cover gasket, and hardware * Plug kit * Precision ground 1018/1020 steel cam thrust plate * Transmission dowel pins * Oil galley barbell plug * Rear main seal
Not Yet Reviewed
$6,750.00
Fleece Performance introduces the Freedom Series cylinder heads for 6.6L Duramax engines, found in many Chevy and GMC trucks from 2001 and up. Each cylinder head is manufactured in-house at the state-of-the-art Freedom Racing Engine Shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected, pressure and leak tested, and are equipped with new valve guides, springs, and valve seals. Perfect for the daily driver or towing application, these heads utilize stock valves with a 45 degree angle on the intake and exhaust ports. Available with new or remanufactured casting.
Not Yet Reviewed
$1,099.00
Upgrade your Cummins valve springs and retainers with Fleece Performance spring and retainer kits. They are manufactured from "super clean" high-tensile chrome silicon steel with a proprietary multi-step heat treating process that minimizes load loss. The springs have a seat pressure of 105 lbs. with an open pressure of 195 lbs. at maximum lift. The retainers are through hardened 4140 chromoly steel and have a black oxide finish. Please note: Retainer locks are not included.
Not Yet Reviewed
$499.99
Trust Fleece Performance to bring you the best OE alternative parts you need! Their replacement rocker arm assemblies are direct-fit replacements for specific Cummins engines that meet or exceed OE specifications. Service your diesel with the help of Fleece Performance.
Not Yet Reviewed
$119.99
Fleece Performance rear engine cover coolant return plugs add a finishing touch under the hood of your truck, such as when you're installing an aftermarket turbo. Machined from 6061 aluminum, the plugs feature an anodized black finish and are laser-etched with the Fleece "F." A high-temperature silicone O-ring is included to prevent leaks. Order the plug recommended for fitment on your vehicle.
Not Yet Reviewed
$13.99
—
$19.99
Fleece Performance billet rocker arm bridges offer a massive 2.5 times strength improvement over factory bridges for your diesel. They are machined from billet 8620 steel, surface ground for flatness, case hardened, and carburized. The rocker arm bridges also provide improved oiling to the valve stems, and they are branded with the Fleece Performance "F".
( 2 )
$467.43
—
$512.54
When replacing the stock VGT turbo on your 6.7L Cummins with a non-water-cooled turbo, these delete plugs from Fleece Performance are a must. They conveniently fit the stock coolant feed from the riser block and coolant return on the firewall. Kit includes: * Two 16mm Allen head port plugs * One 18mm Allen head port plug
Not Yet Reviewed
$29.95
Fleece Performance Stage 2 pushrods are stock-length units with robust forged cup ends to upgrade your diesel engine. They are produced from 4130 chrome molybdenum steel and heat treated to Rockwell Rc60 for outstanding strength and rigidity. Fleece Stage 2 pushrods are designed to stand up to higher valve spring pressure, rpms, and cylinder pressure while minimizing valvetrain deflection. Choose the set designed for your diesel.
Not Yet Reviewed
$400.14
If you're upgrading or replacing your turbocharger, upgrade your CCV tube coupler at the same time with one from Fleece Performance. The OE plastic tube is prone to cracking and breaking, but Fleece CCV tube couplers are crafted from anodized billet aluminum, providing a replacement that looks great and will last much longer.
Not Yet Reviewed
$29.99
Modal Header
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
