KPMI, exhaust valve guide. Manganese bronze. STD - 48-65 Panhead; 66-78 74" (1200) Shovel (NU) 981850 automatic damping - designed with

automatic damping - designed with a special anti-topping function

drilled for optimum performance and heat dispersion

Kleur: Gepolijst met gele lens

Comes with LePera 'Marathon' high density foam

Developed for both air and water-cooled V-Twin style engines for excellent lubricity and low oil consumption

KPMI, exhaust valve guide. Manganese bronze. STD - 48-65 Panhead; 66-78 74" (1200) Shovel (NU) 981850 automatic damping - designed withMaganese bronze. Standard size: 0. 5650" O. D. (14. 35mm); 0. 3760" I. D. (9. 55mm); 1. 880" OAL (47. 75mm). Manganese bronze is softer and less durable then C630 bearing bronze but will allow a lower cost and reaming to size is quick and easy. Finish can be done with simple tools like a ball hone and an electric drill. Rapid heat transfer and excellent lubricity. Note: Special Manganese reamers & hones are available.