At a Glance
- Condition: OEM used, compression tested both rotor housings per Mazda rotary standard
- Availability: Multiple 13B variants in stock across different applications
- Shipping: Specialty freight handling for rotary engines to all 50 states
- Variant verified (13B-NA naturally-aspirated / 13B-T single-turbo / 13B-REW sequential twin-turbo / 13B-MSP Multi-Side Port Renesis)
- Application confirmed (RX-7 FB / FC / FD, RX-8, JDM Capella / Luce / Cosmo applications)
- Compression tested both rotor housings (each face of each rotor measured)
- Apex seal condition documented (CRITICAL primary wear point)
- Side seal condition assessed
- Eccentric shaft condition verified
- Rotor housing wear documented
- Honest disclosure of rotary engine maintenance requirements
- 15 day replacement warranty on internal defects
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Mercury Bobcat Cylinder Head for Sale | OEM Used Classic 1975 to 1980
Rated 4.00 out of 5
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At a Glance
- Condition: OEM used classic, inspected before shipping
- Availability: In stock, ready to ship
- Shipping: Free shipping to all 50 states
- Crack inspection completed before shipping
- Deck surface warpage check (straight edge across mating surface)
- Valve seat condition documented
- Engine configuration confirmed (2.3L Lima OHC vs 2.8L V6 OHV)
- Classic Mercury Bobcat restoration support
- 100% fitment assistance, call (855) 634-4447 with your engine code
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BMW 335i Manual Transmission for Sale | OEM Used ZF GS6-53BZ 6-Speed Manual Transmission for BMW 335i with N54 / N55 Engines
Rated 4.60 out of 5
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At a Glance
- Condition: OEM used, all 6 forward gears and reverse tested
- Availability: In stock, BMW GS6-53BZ 6-speed manual transmissions available
- Shipping: Free shipping to all 50 states via freight pallet, 5 to 10 business days
- Transmission code verified (GS6-53BZ confirmed, NOT lighter-duty GS6-37BZ from 328i)
- Donor vehicle confirmed (335i / 135i / 1M Coupe / 535i / Z4 35i)
- Engine pairing documented (N54 or N55)
- Output shaft spline verified (29 spline, 1.375 inch)
- Input shaft verified (10 spline, 1.125 inch)
- Shift forks inspected
- Synchros assessed for all gears
- Bellhousing pattern confirmed (BMW N54 / N55)
- Backed by a 15 day replacement warranty against internal defects




